74204012536 has 32 divisors (see below), whose sum is σ = 147524346000. Its totient is φ = 34892695296.

The previous prime is 74204012507. The next prime is 74204012587. The reversal of 74204012536 is 63521040247.

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, 1760871 + ... + 1802518.

Almost surely, 2^74204012536 is an apocalyptic number.

74204012536 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

74204012536 is a deficient number, since it is larger than the sum of its proper divisors (73320333464).

74204012536 is a wasteful number, since it uses less digits than its factorization.

74204012536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563551 (or 3563547 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 74204012536 in words is "seventy-four billion, two hundred four million, twelve thousand, five hundred thirty-six".