74034584920 has 32 divisors (see below), whose sum is σ = 169308605520. Its totient is φ = 29128360320.

The previous prime is 74034584887. The next prime is 74034584947. The reversal of 74034584920 is 2948543047.

It is a happy number.

It is a super-2 number, since 2×74034584920² (a number of 23 digits) contains 22 as substring.

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, 15168582 + ... + 15173461.

Almost surely, 2^74034584920 is an apocalyptic number.

It is an amenable number.

74034584920 is an abundant number, since it is smaller than the sum of its proper divisors (95274020600).

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

74034584920 is a wasteful number, since it uses less digits than its factorization.

74034584920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30342115 (or 30342111 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 74034584920 in words is "seventy-four billion, thirty-four million, five hundred eighty-four thousand, nine hundred twenty".