74536580892 has 24 divisors (see below), whose sum is σ = 174403152000. Its totient is φ = 24776317936.

The previous prime is 74536580837. The next prime is 74536580927. The reversal of 74536580892 is 29808563547.

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, 8646642 + ... + 8655257.

It is an arithmetic number, because the mean of its divisors is an integer number (7266798000).

Almost surely, 2^74536580892 is an apocalyptic number.

It is an amenable number.

74536580892 is an abundant number, since it is smaller than the sum of its proper divisors (99866571108).

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

74536580892 is a wasteful number, since it uses less digits than its factorization.

74536580892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17302265 (or 17302263 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 74536580892 in words is "seventy-four billion, five hundred thirty-six million, five hundred eighty thousand, eight hundred ninety-two".