108633703920 has 80 divisors (see below), whose sum is σ = 384873699840. Its totient is φ = 24830560512.

The previous prime is 108633703903. The next prime is 108633703951. The reversal of 108633703920 is 29307336801.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32329780 + ... + 32333139.

It is an arithmetic number, because the mean of its divisors is an integer number (4810921248).

Almost surely, 2^108633703920 is an apocalyptic number.

108633703920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108633703920 is an abundant number, since it is smaller than the sum of its proper divisors (276239995920).

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

108633703920 is a wasteful number, since it uses less digits than its factorization.

108633703920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64662942 (or 64662936 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The spelling of 108633703920 in words is "one hundred eight billion, six hundred thirty-three million, seven hundred three thousand, nine hundred twenty".