74829437457 has 8 divisors (see below), whose sum is σ = 99774094176. Its totient is φ = 49885536192.

The previous prime is 74829437413. The next prime is 74829437461. The reversal of 74829437457 is 75473492847.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74829437457 - 2⁸ = 74829437201 is a prime.

It is a Smith number, since the sum of its digits (60) 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 74829437457.

It is not an unprimeable number, because it can be changed into a prime (74829437407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109678 + ... + 402104.

It is an arithmetic number, because the mean of its divisors is an integer number (12471761772).

Almost surely, 2^74829437457 is an apocalyptic number.

It is an amenable number.

74829437457 is a deficient number, since it is larger than the sum of its proper divisors (24944656719).

74829437457 is a wasteful number, since it uses less digits than its factorization.

74829437457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377727.

The product of its digits is 47416320, while the sum is 60.

The spelling of 74829437457 in words is "seventy-four billion, eight hundred twenty-nine million, four hundred thirty-seven thousand, four hundred fifty-seven".