115381884391016 has 64 divisors (see below), whose sum is σ = 218630396799360. Its totient is φ = 57083965920000.

The previous prime is 115381884391001. The next prime is 115381884391063. The reversal of 115381884391016 is 610193488183511.

It is a super-2 number, since 2×115381884391016² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 532707941 + ... + 532924491.

It is an arithmetic number, because the mean of its divisors is an integer number (3416099949990).

Almost surely, 2^{115381884391016} is an apocalyptic number.

It is an amenable number.

115381884391016 is a deficient number, since it is larger than the sum of its proper divisors (103248512408344).

115381884391016 is a wasteful number, since it uses less digits than its factorization.

115381884391016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218586 (or 218582 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 59.

The spelling of 115381884391016 in words is "one hundred fifteen trillion, three hundred eighty-one billion, eight hundred eighty-four million, three hundred ninety-one thousand, sixteen".