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38913087336 = 2331621378639
BaseRepresentation
bin100100001111011001…
…101001011101101000
310201102220211122121220
4210033121221131220
51114143222243321
625513150302040
72545205533134
oct441731513550
9121386748556
1038913087336
1115559472512
12765bab7920
133891b34786
141c520b83c4
15102b3889c6
hex90f669768

38913087336 has 16 divisors (see below), whose sum is σ = 97282718400. Its totient is φ = 12971029104.

The previous prime is 38913087259. The next prime is 38913087337. The reversal of 38913087336 is 63378031983.

It is a happy number.

38913087336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (38913087337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810689296 + ... + 810689343.

It is an arithmetic number, because the mean of its divisors is an integer number (6080169900).

Almost surely, 238913087336 is an apocalyptic number.

It is an amenable number.

38913087336 is an abundant number, since it is smaller than the sum of its proper divisors (58369631064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38913087336 is a wasteful number, since it uses less digits than its factorization.

38913087336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621378648 (or 1621378644 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 51.

The spelling of 38913087336 in words is "thirty-eight billion, nine hundred thirteen million, eighty-seven thousand, three hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 1621378639 3242757278 4864135917 6485514556 9728271834 12971029112 19456543668 38913087336