74649476618848 has 24 divisors (see below), whose sum is σ = 148481272121112. Its totient is φ = 36939947191296.

The previous prime is 74649476618819. The next prime is 74649476618903. The reversal of 74649476618848 is 84881667494647.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12024719290 + ... + 12024725497.

It is an arithmetic number, because the mean of its divisors is an integer number (6186719671713).

Almost surely, 2^{74649476618848} is an apocalyptic number.

It is an amenable number.

74649476618848 is a deficient number, since it is larger than the sum of its proper divisors (73831795502264).

74649476618848 is a wasteful number, since it uses less digits than its factorization.

74649476618848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24049444894 (or 24049444886 counting only the distinct ones).

The product of its digits is 12485394432, while the sum is 82.

The spelling of 74649476618848 in words is "seventy-four trillion, six hundred forty-nine billion, four hundred seventy-six million, six hundred eighteen thousand, eight hundred forty-eight".