74479792005 has 90 divisors (see below), whose sum is σ = 136131569574. Its totient is φ = 38958040800.

The previous prime is 74479791943. The next prime is 74479792027. The reversal of 74479792005 is 50029797447.

It can be written as a sum of positive squares in only one way, i.e., 59583833604 + 14895958401 = 244098^2 + 122049^2 .

It is not a de Polignac number, because 74479792005 - 2⁶ = 74479791941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 389946460 + ... + 389946650.

Almost surely, 2^74479792005 is an apocalyptic number.

It is an amenable number.

74479792005 is a deficient number, since it is larger than the sum of its proper divisors (61651777569).

74479792005 is an frugal number, since it uses more digits than its factorization.

74479792005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 74479792005 in words is "seventy-four billion, four hundred seventy-nine million, seven hundred ninety-two thousand, five".