74642820524 has 24 divisors (see below), whose sum is σ = 131006925840. Its totient is φ = 37212327936.

The previous prime is 74642820503. The next prime is 74642820563. The reversal of 74642820524 is 42502824647.

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, 10573604 + ... + 10580660.

It is an arithmetic number, because the mean of its divisors is an integer number (5458621910).

Almost surely, 2^74642820524 is an apocalyptic number.

It is an amenable number.

74642820524 is a deficient number, since it is larger than the sum of its proper divisors (56364105316).

74642820524 is a wasteful number, since it uses less digits than its factorization.

74642820524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14417 (or 14415 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 44.

The spelling of 74642820524 in words is "seventy-four billion, six hundred forty-two million, eight hundred twenty thousand, five hundred twenty-four".