74853388856 has 8 divisors (see below), whose sum is σ = 140350104120. Its totient is φ = 37426694424.

The previous prime is 74853388843. The next prime is 74853388867. The reversal of 74853388856 is 65888335847.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 74853388792 and 74853388801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4678336796 + ... + 4678336811.

It is an arithmetic number, because the mean of its divisors is an integer number (17543763015).

Almost surely, 2^74853388856 is an apocalyptic number.

It is an amenable number.

74853388856 is a deficient number, since it is larger than the sum of its proper divisors (65496715264).

74853388856 is a wasteful number, since it uses less digits than its factorization.

74853388856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9356673613 (or 9356673609 counting only the distinct ones).

The product of its digits is 154828800, while the sum is 65.

The spelling of 74853388856 in words is "seventy-four billion, eight hundred fifty-three million, three hundred eighty-eight thousand, eight hundred fifty-six".