74669518056 has 32 divisors (see below), whose sum is σ = 213341480640. Its totient is φ = 21334147968.

The previous prime is 74669518039. The next prime is 74669518069. The reversal of 74669518056 is 65081596647.

It is a junction number, because it is equal to n+sod(n) for n = 74669517987 and 74669518005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222230541 + ... + 222230876.

It is an arithmetic number, because the mean of its divisors is an integer number (6666921270).

Almost surely, 2^74669518056 is an apocalyptic number.

It is an amenable number.

74669518056 is an abundant number, since it is smaller than the sum of its proper divisors (138671962584).

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

74669518056 is a wasteful number, since it uses less digits than its factorization.

74669518056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444461433 (or 444461429 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 74669518056 in words is "seventy-four billion, six hundred sixty-nine million, five hundred eighteen thousand, fifty-six".