74056756973242 has 4 divisors (see below), whose sum is σ = 111085135459866. Its totient is φ = 37028378486620.

The previous prime is 74056756973219. The next prime is 74056756973279. The reversal of 74056756973242 is 24237965765047.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55407046975281 + 18649709997961 = 7443591^2 + 4318531^2 .

It is a super-3 number, since 3×74056756973242³ (a number of 43 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18514189243309 + ... + 18514189243312.

Almost surely, 2^{74056756973242} is an apocalyptic number.

74056756973242 is a deficient number, since it is larger than the sum of its proper divisors (37028378486624).

74056756973242 is a wasteful number, since it uses less digits than its factorization.

74056756973242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37028378486623.

The product of its (nonzero) digits is 533433600, while the sum is 67.

The spelling of 74056756973242 in words is "seventy-four trillion, fifty-six billion, seven hundred fifty-six million, nine hundred seventy-three thousand, two hundred forty-two".