16372638356 has 12 divisors (see below), whose sum is σ = 28686768768. Its totient is φ = 8176418712.

The previous prime is 16372638353. The next prime is 16372638361. The reversal of 16372638356 is 65383627361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16372638353) 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, 2471396 + ... + 2478011.

It is an arithmetic number, because the mean of its divisors is an integer number (2390564064).

Almost surely, 2^16372638356 is an apocalyptic number.

It is an amenable number.

16372638356 is a deficient number, since it is larger than the sum of its proper divisors (12314130412).

16372638356 is a wasteful number, since it uses less digits than its factorization.

16372638356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950238 (or 4950236 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 50.

The spelling of 16372638356 in words is "sixteen billion, three hundred seventy-two million, six hundred thirty-eight thousand, three hundred fifty-six".