74865846056 has 16 divisors (see below), whose sum is σ = 142350553440. Its totient is φ = 36905698480.

The previous prime is 74865846019. The next prime is 74865846061. The reversal of 74865846056 is 65064856847.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 74865845986 and 74865846004.

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 3 ways as a sum of consecutive naturals, for example, 65902466 + ... + 65903601.

It is an arithmetic number, because the mean of its divisors is an integer number (8896909590).

Almost surely, 2^74865846056 is an apocalyptic number.

It is an amenable number.

74865846056 is a deficient number, since it is larger than the sum of its proper divisors (67484707384).

74865846056 is a wasteful number, since it uses less digits than its factorization.

74865846056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131806144 (or 131806140 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 59.

The spelling of 74865846056 in words is "seventy-four billion, eight hundred sixty-five million, eight hundred forty-six thousand, fifty-six".