74505880328 has 32 divisors (see below), whose sum is σ = 152610480000. Its totient is φ = 33819178560.

The previous prime is 74505880301. The next prime is 74505880343. The reversal of 74505880328 is 82308850547.

It is a happy number.

It is a super-2 number, since 2×74505880328² (a number of 23 digits) contains 22 as substring.

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, 525503 + ... + 652046.

It is an arithmetic number, because the mean of its divisors is an integer number (4769077500).

Almost surely, 2^74505880328 is an apocalyptic number.

It is an amenable number.

74505880328 is an abundant number, since it is smaller than the sum of its proper divisors (78104599672).

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

74505880328 is a wasteful number, since it uses less digits than its factorization.

74505880328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178285 (or 1178281 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 50.

The spelling of 74505880328 in words is "seventy-four billion, five hundred five million, eight hundred eighty thousand, three hundred twenty-eight".