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BaseRepresentation
bin110010110010111010…
…110100010000001101
312012210002012200121212
4302302322310100031
51343200042323011
641020030504205
73640404666431
oct626272642015
9165702180555
1054541370381
11211491aa913
12a6a1965065
1351b289ca34
1428d59289c1
15164340608b
hexcb2eb440d

54541370381 has 4 divisors (see below), whose sum is σ = 54658161792. Its totient is φ = 54424578972.

The previous prime is 54541370363. The next prime is 54541370423. The reversal of 54541370381 is 18307314545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54541370381 - 210 = 54541369357 is a prime.

It is a super-2 number, since 2×545413703812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54541370311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58395005 + ... + 58395938.

It is an arithmetic number, because the mean of its divisors is an integer number (13664540448).

Almost surely, 254541370381 is an apocalyptic number.

It is an amenable number.

54541370381 is a deficient number, since it is larger than the sum of its proper divisors (116791411).

54541370381 is a wasteful number, since it uses less digits than its factorization.

54541370381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116791410.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 54541370381 in words is "fifty-four billion, five hundred forty-one million, three hundred seventy thousand, three hundred eighty-one".

Divisors: 1 467 116790943 54541370381