74842200866 has 12 divisors (see below), whose sum is σ = 112894070982. Its totient is φ = 37212012144.

The previous prime is 74842200821. The next prime is 74842200877. The reversal of 74842200866 is 66800224847.

It can be written as a sum of positive squares in only one way, i.e., 74515350625 + 326850241 = 272975^2 + 18079^2 .

It is a super-2 number, since 2×74842200866² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 74842200866.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 519875 + ... + 648038.

Almost surely, 2^74842200866 is an apocalyptic number.

74842200866 is a deficient number, since it is larger than the sum of its proper divisors (38051870116).

74842200866 is a wasteful number, since it uses less digits than its factorization.

74842200866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168273 (or 1168094 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 74842200866 in words is "seventy-four billion, eight hundred forty-two million, two hundred thousand, eight hundred sixty-six".