16271972396 has 12 divisors (see below), whose sum is σ = 28477127448. Its totient is φ = 8135650272.

The previous prime is 16271972393. The next prime is 16271972441. The reversal of 16271972396 is 69327917261.

It is a hoax number, since the sum of its digits (53) 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 (16271972393) 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, 48080 + ... + 186696.

It is an arithmetic number, because the mean of its divisors is an integer number (2373093954).

Almost surely, 2^16271972396 is an apocalyptic number.

It is an amenable number.

16271972396 is a deficient number, since it is larger than the sum of its proper divisors (12205155052).

16271972396 is a wasteful number, since it uses less digits than its factorization.

16271972396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167968 (or 167966 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 53.

The spelling of 16271972396 in words is "sixteen billion, two hundred seventy-one million, nine hundred seventy-two thousand, three hundred ninety-six".