16397001795 has 16 divisors (see below), whose sum is σ = 27139865760. Its totient is φ = 8443513344.

The previous prime is 16397001791. The next prime is 16397001811. The reversal of 16397001795 is 59710079361.

It is not a de Polignac number, because 16397001795 - 2² = 16397001791 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 18846694 + ... + 18847563.

It is an arithmetic number, because the mean of its divisors is an integer number (1696241610).

Almost surely, 2^16397001795 is an apocalyptic number.

16397001795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16397001795 is a deficient number, since it is larger than the sum of its proper divisors (10742863965).

16397001795 is a wasteful number, since it uses less digits than its factorization.

16397001795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37694294.

The product of its (nonzero) digits is 357210, while the sum is 48.

The spelling of 16397001795 in words is "sixteen billion, three hundred ninety-seven million, one thousand, seven hundred ninety-five".