15999022113316 has 12 divisors (see below), whose sum is σ = 30543587670960. Its totient is φ = 7272282778760.

The previous prime is 15999022113301. The next prime is 15999022113317. The reversal of 15999022113316 is 61331122099951.

It is not an unprimeable number, because it can be changed into a prime (15999022113317) 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, 181807069426 + ... + 181807069513.

It is an arithmetic number, because the mean of its divisors is an integer number (2545298972580).

Almost surely, 2^{15999022113316} is an apocalyptic number.

It is an amenable number.

15999022113316 is a deficient number, since it is larger than the sum of its proper divisors (14544565557644).

15999022113316 is a wasteful number, since it uses less digits than its factorization.

15999022113316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363614138954 (or 363614138952 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 52.

The spelling of 15999022113316 in words is "fifteen trillion, nine hundred ninety-nine billion, twenty-two million, one hundred thirteen thousand, three hundred sixteen".