74674044775 has 24 divisors (see below), whose sum is σ = 101149847424. Its totient is φ = 54235154400.

The previous prime is 74674044751. The next prime is 74674044793. The reversal of 74674044775 is 57744047647.

It is a de Polignac number, because none of the positive numbers 2^k-74674044775 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21592 + ... + 387058.

It is an arithmetic number, because the mean of its divisors is an integer number (4214576976).

Almost surely, 2^74674044775 is an apocalyptic number.

74674044775 is a deficient number, since it is larger than the sum of its proper divisors (26475802649).

74674044775 is a wasteful number, since it uses less digits than its factorization.

74674044775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366231 (or 366226 counting only the distinct ones).

The product of its (nonzero) digits is 18439680, while the sum is 55.

The spelling of 74674044775 in words is "seventy-four billion, six hundred seventy-four million, forty-four thousand, seven hundred seventy-five".