74195638002774 has 24 divisors (see below), whose sum is σ = 160816777547400. Its totient is φ = 24722715968928.

The previous prime is 74195638002713. The next prime is 74195638002797. The reversal of 74195638002774 is 47720083659147.

74195638002774 is a `hidden beast` number, since 7 + 41 + 9 + 563 + 8 + 0 + 0 + 27 + 7 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 763563847 + ... + 763661010.

It is an arithmetic number, because the mean of its divisors is an integer number (6700699064475).

It is a 2-persistent number, because it is pandigital, and so is 2⋅74195638002774 = 148391276005548, but 3⋅74195638002774 = 222586914008322 is not.

Almost surely, 2^{74195638002774} is an apocalyptic number.

74195638002774 is an abundant number, since it is smaller than the sum of its proper divisors (86621139544626).

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

74195638002774 is a wasteful number, since it uses less digits than its factorization.

74195638002774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527227564 (or 1527227561 counting only the distinct ones).

The product of its (nonzero) digits is 71124480, while the sum is 63.

The spelling of 74195638002774 in words is "seventy-four trillion, one hundred ninety-five billion, six hundred thirty-eight million, two thousand, seven hundred seventy-four".