109628436720 has 80 divisors (see below), whose sum is σ = 370743449472. Its totient is φ = 26576590080.

The previous prime is 109628436713. The next prime is 109628436787. The reversal of 109628436720 is 27634826901.

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 (48).

It is a self number, because there is not a number n which added to its sum of digits gives 109628436720.

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, 20760322 + ... + 20765601.

Almost surely, 2^109628436720 is an apocalyptic number.

109628436720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109628436720 is an abundant number, since it is smaller than the sum of its proper divisors (261115012752).

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

109628436720 is a wasteful number, since it uses less digits than its factorization.

109628436720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41525950 (or 41525944 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 109628436720 in words is "one hundred nine billion, six hundred twenty-eight million, four hundred thirty-six thousand, seven hundred twenty".