16373378238 has 32 divisors (see below), whose sum is σ = 37845377280. Its totient is φ = 4625544000.

The previous prime is 16373378179. The next prime is 16373378243. The reversal of 16373378238 is 83287337361.

It is a super-2 number, since 2×16373378238² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2186388 + ... + 2193863.

It is an arithmetic number, because the mean of its divisors is an integer number (1182668040).

Almost surely, 2^16373378238 is an apocalyptic number.

16373378238 is an abundant number, since it is smaller than the sum of its proper divisors (21471999042).

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

16373378238 is a wasteful number, since it uses less digits than its factorization.

16373378238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4380352.

The product of its digits is 3048192, while the sum is 51.

The spelling of 16373378238 in words is "sixteen billion, three hundred seventy-three million, three hundred seventy-eight thousand, two hundred thirty-eight".