74804666552 has 96 divisors (see below), whose sum is σ = 178777134720. Its totient is φ = 29015904960.

The previous prime is 74804666539. The next prime is 74804666567. The reversal of 74804666552 is 25566640847.

It is a junction number, because it is equal to n+sod(n) for n = 74804666494 and 74804666503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940613 + ... + 1017035.

It is an arithmetic number, because the mean of its divisors is an integer number (1862261820).

Almost surely, 2^74804666552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74804666552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89388567360).

74804666552 is an abundant number, since it is smaller than the sum of its proper divisors (103972468168).

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

74804666552 is a wasteful number, since it uses less digits than its factorization.

74804666552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76681 (or 76670 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 74804666552 in words is "seventy-four billion, eight hundred four million, six hundred sixty-six thousand, five hundred fifty-two".