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38816508648844 = 222915971889110923
BaseRepresentation
bin10001101001101101011000…
…01101011001110110001100
312002102211012020011011011201
420310312230031121312030
520041432202203230334
6214320020301155244
711114254161406153
oct1064665415316614
9162384166134151
1038816508648844
1111405a97208223
12442aa9625bb24
1318874c5258934
14982a2c6ca59a
15474a8e4ecc14
hex234dac359d8c

38816508648844 has 48 divisors (see below), whose sum is σ = 70353125488800. Its totient is φ = 18717187700736.

The previous prime is 38816508648829. The next prime is 38816508648851. The reversal of 38816508648844 is 44884680561883.

38816508648844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349885567 + ... + 349996489.

It is an arithmetic number, because the mean of its divisors is an integer number (1465690114350).

Almost surely, 238816508648844 is an apocalyptic number.

It is an amenable number.

38816508648844 is a deficient number, since it is larger than the sum of its proper divisors (31536616839956).

38816508648844 is a wasteful number, since it uses less digits than its factorization.

38816508648844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114442 (or 114440 counting only the distinct ones).

The product of its (nonzero) digits is 1132462080, while the sum is 73.

The spelling of 38816508648844 in words is "thirty-eight trillion, eight hundred sixteen billion, five hundred eight million, six hundred forty-eight thousand, eight hundred forty-four".

Divisors: 1 2 4 29 58 116 1597 1889 3194 3778 6388 7556 46313 54781 92626 109562 110923 185252 219124 221846 443692 3016733 3216767 6033466 6433534 12066932 12867068 87485257 174970514 177144031 209533547 349941028 354288062 419067094 708576124 838134188 5137176899 6076472863 10274353798 12152945726 20548707596 24305891452 334625074559 669250149118 1338500298236 9704127162211 19408254324422 38816508648844