74612742337 has 4 divisors (see below), whose sum is σ = 85271705536. Its totient is φ = 63953779140.

The previous prime is 74612742317. The next prime is 74612742361. The reversal of 74612742337 is 73324721647.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74612742337 - 2²³ = 74604353729 is a prime.

It is a super-2 number, since 2×74612742337² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74612742317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5329481589 + ... + 5329481602.

It is an arithmetic number, because the mean of its divisors is an integer number (21317926384).

Almost surely, 2^74612742337 is an apocalyptic number.

It is an amenable number.

74612742337 is a deficient number, since it is larger than the sum of its proper divisors (10658963199).

74612742337 is a wasteful number, since it uses less digits than its factorization.

74612742337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10658963198.

The product of its digits is 1185408, while the sum is 46.

The spelling of 74612742337 in words is "seventy-four billion, six hundred twelve million, seven hundred forty-two thousand, three hundred thirty-seven".