38376542181816 has 96 divisors (see below), whose sum is σ = 104944525218000. Its totient is φ = 12668621736960.

The previous prime is 38376542181781. The next prime is 38376542181871. The reversal of 38376542181816 is 61818124567383.

It is a happy number.

38376542181816 is a `hidden beast` number, since 3 + 8 + 3 + 7 + 6 + 542 + 1 + 8 + 1 + 81 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1692130 + ... + 8922801.

Almost surely, 2^{38376542181816} is an apocalyptic number.

38376542181816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

38376542181816 is an abundant number, since it is smaller than the sum of its proper divisors (66567983036184).

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

38376542181816 is a wasteful number, since it uses less digits than its factorization.

38376542181816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10615429 (or 10615422 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 63.

The spelling of 38376542181816 in words is "thirty-eight trillion, three hundred seventy-six billion, five hundred forty-two million, one hundred eighty-one thousand, eight hundred sixteen".