74984272936 has 64 divisors (see below), whose sum is σ = 148385034000. Its totient is φ = 35471708160.

The previous prime is 74984272897. The next prime is 74984272949. The reversal of 74984272936 is 63927248947.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 56160036 + 74928112900 = 7494^2 + 273730^2 .

It is a Harshad number since it is a multiple of its sum of digits (61).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3797040 + ... + 3816736.

Almost surely, 2^74984272936 is an apocalyptic number.

It is an amenable number.

74984272936 is a deficient number, since it is larger than the sum of its proper divisors (73400761064).

74984272936 is a wasteful number, since it uses less digits than its factorization.

74984272936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20062 (or 20058 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 61.

The spelling of 74984272936 in words is "seventy-four billion, nine hundred eighty-four million, two hundred seventy-two thousand, nine hundred thirty-six".