74454118851 has 32 divisors (see below), whose sum is σ = 114183917568. Its totient is φ = 42272215200.

The previous prime is 74454118771. The next prime is 74454118853. The reversal of 74454118851 is 15881145447.

It is not a de Polignac number, because 74454118851 - 2²² = 74449924547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74454118851.

It is not an unprimeable number, because it can be changed into a prime (74454118853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2382276 + ... + 2413326.

It is an arithmetic number, because the mean of its divisors is an integer number (3568247424).

Almost surely, 2^74454118851 is an apocalyptic number.

74454118851 is a deficient number, since it is larger than the sum of its proper divisors (39729798717).

74454118851 is a wasteful number, since it uses less digits than its factorization.

74454118851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31791.

The product of its digits is 716800, while the sum is 48.

The spelling of 74454118851 in words is "seventy-four billion, four hundred fifty-four million, one hundred eighteen thousand, eight hundred fifty-one".