109988040504 has 32 divisors (see below), whose sum is σ = 275124946320. Its totient is φ = 36642034176.

The previous prime is 109988040497. The next prime is 109988040509. The reversal of 109988040504 is 405040889901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109988040509) 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, 1246839 + ... + 1332134.

Almost surely, 2^109988040504 is an apocalyptic number.

It is an amenable number.

109988040504 is an abundant number, since it is smaller than the sum of its proper divisors (165136905816).

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

109988040504 is a wasteful number, since it uses less digits than its factorization.

109988040504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580759 (or 2580755 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 109988040504 in words is "one hundred nine billion, nine hundred eighty-eight million, forty thousand, five hundred four".