120635005521404 has 72 divisors (see below), whose sum is σ = 243072284238000. Its totient is φ = 51945970037760.

The previous prime is 120635005521391. The next prime is 120635005521451. The reversal of 120635005521404 is 404125500536021.

120635005521404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426328082 + ... + 426610950.

It is an arithmetic number, because the mean of its divisors is an integer number (3376003947750).

Almost surely, 2^{120635005521404} is an apocalyptic number.

It is an amenable number.

120635005521404 is an abundant number, since it is smaller than the sum of its proper divisors (122437278716596).

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

120635005521404 is a wasteful number, since it uses less digits than its factorization.

120635005521404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309771 (or 309750 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 120635005521404 in words is "one hundred twenty trillion, six hundred thirty-five billion, five million, five hundred twenty-one thousand, four hundred four".