74505164500 has 48 divisors (see below), whose sum is σ = 175236162192. Its totient is φ = 27509596800.

The previous prime is 74505164473. The next prime is 74505164519. The reversal of 74505164500 is 546150547.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 45087426244 + 29417738256 = 212338^2 + 171516^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 74505164500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5724667 + ... + 5737666.

It is an arithmetic number, because the mean of its divisors is an integer number (3650753379).

Almost surely, 2^74505164500 is an apocalyptic number.

It is an amenable number.

74505164500 is an abundant number, since it is smaller than the sum of its proper divisors (100730997692).

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

74505164500 is a wasteful number, since it uses less digits than its factorization.

74505164500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11462365 (or 11462353 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 74505164500 in words is "seventy-four billion, five hundred five million, one hundred sixty-four thousand, five hundred".