16932800938 has 16 divisors (see below), whose sum is σ = 26895705480. Its totient is φ = 7967655936.

The previous prime is 16932800933. The next prime is 16932800971. The reversal of 16932800938 is 83900823961.

It can be written as a sum of positive squares in 4 ways, for example, as 10305701289 + 6627099649 = 101517^2 + 81407^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16932800891 and 16932800900.

It is not an unprimeable number, because it can be changed into a prime (16932800933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647770 + ... + 673402.

Almost surely, 2^16932800938 is an apocalyptic number.

16932800938 is a deficient number, since it is larger than the sum of its proper divisors (9962904542).

16932800938 is a wasteful number, since it uses less digits than its factorization.

16932800938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45081.

The product of its (nonzero) digits is 559872, while the sum is 49.

The spelling of 16932800938 in words is "sixteen billion, nine hundred thirty-two million, eight hundred thousand, nine hundred thirty-eight".