16374769138 has 96 divisors (see below), whose sum is σ = 33029673264. Its totient is φ = 6012776448.

The previous prime is 16374769111. The next prime is 16374769181. The reversal of 16374769138 is 83196747361.

It can be written as a sum of positive squares in 8 ways, for example, as 7954320969 + 8420448169 = 89187^2 + 91763^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1575856 + ... + 1586212.

Almost surely, 2^16374769138 is an apocalyptic number.

16374769138 is an abundant number, since it is smaller than the sum of its proper divisors (16654904126).

16374769138 is a wasteful number, since it uses less digits than its factorization.

16374769138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10476 (or 10469 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 55.

The spelling of 16374769138 in words is "sixteen billion, three hundred seventy-four million, seven hundred sixty-nine thousand, one hundred thirty-eight".