109204634520 has 48 divisors (see below), whose sum is σ = 354915063360. Its totient is φ = 29121235776.

The previous prime is 109204634491. The next prime is 109204634543. The reversal of 109204634520 is 25436402901.

It is a happy number.

109204634520 is a `hidden beast` number, since 1 + 0 + 92 + 0 + 46 + 3 + 4 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151672744 + ... + 151673463.

It is an arithmetic number, because the mean of its divisors is an integer number (7394063820).

Almost surely, 2^109204634520 is an apocalyptic number.

109204634520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109204634520 is an abundant number, since it is smaller than the sum of its proper divisors (245710428840).

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

109204634520 is a wasteful number, since it uses less digits than its factorization.

109204634520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303346224 (or 303346217 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 109204634520 in words is "one hundred nine billion, two hundred four million, six hundred thirty-four thousand, five hundred twenty".