74855591375 has 8 divisors (see below), whose sum is σ = 93419778192. Its totient is φ = 59884473000.

The previous prime is 74855591357. The next prime is 74855591389. The reversal of 74855591375 is 57319555847.

It is not a de Polignac number, because 74855591375 - 2⁸ = 74855591119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299422241 + ... + 299422490.

It is an arithmetic number, because the mean of its divisors is an integer number (11677472274).

Almost surely, 2^74855591375 is an apocalyptic number.

74855591375 is a deficient number, since it is larger than the sum of its proper divisors (18564186817).

74855591375 is an equidigital number, since it uses as much as digits as its factorization.

74855591375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598844746 (or 598844736 counting only the distinct ones).

The product of its digits is 26460000, while the sum is 59.

The spelling of 74855591375 in words is "seventy-four billion, eight hundred fifty-five million, five hundred ninety-one thousand, three hundred seventy-five".