74136982082 has 32 divisors (see below), whose sum is σ = 123804151920. Its totient is φ = 33132718080.

The previous prime is 74136982057. The next prime is 74136982159. The reversal of 74136982082 is 28028963147.

It can be written as a sum of positive squares in 8 ways, for example, as 26386428721 + 47750553361 = 162439^2 + 218519^2 .

It is a super-2 number, since 2×74136982082² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 74136982082.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556163 + ... + 676454.

Almost surely, 2^74136982082 is an apocalyptic number.

74136982082 is a deficient number, since it is larger than the sum of its proper divisors (49667169838).

74136982082 is a wasteful number, since it uses less digits than its factorization.

74136982082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232726.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 74136982082 in words is "seventy-four billion, one hundred thirty-six million, nine hundred eighty-two thousand, eighty-two".