16397001796 has 24 divisors (see below), whose sum is σ = 32815621440. Its totient is φ = 7022654112.

The previous prime is 16397001791. The next prime is 16397001811. The reversal of 16397001796 is 69710079361.

It is a hoax number, since the sum of its digits (49) 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 (16397001791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149611 + ... + 234898.

It is an arithmetic number, because the mean of its divisors is an integer number (1367317560).

Almost surely, 2^16397001796 is an apocalyptic number.

It is an amenable number.

16397001796 is an abundant number, since it is smaller than the sum of its proper divisors (16418619644).

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

16397001796 is a wasteful number, since it uses less digits than its factorization.

16397001796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386043 (or 386041 counting only the distinct ones).

The product of its (nonzero) digits is 428652, while the sum is 49.

The spelling of 16397001796 in words is "sixteen billion, three hundred ninety-seven million, one thousand, seven hundred ninety-six".