74079457851 has 16 divisors (see below), whose sum is σ = 114151334400. Its totient is φ = 41855487168.

The previous prime is 74079457841. The next prime is 74079457877. The reversal of 74079457851 is 15875497047.

It is not a de Polignac number, because 74079457851 - 2¹⁵ = 74079425083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74079457791 and 74079457800.

It is not an unprimeable number, because it can be changed into a prime (74079457841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19816071 + ... + 19819808.

It is an arithmetic number, because the mean of its divisors is an integer number (7134458400).

Almost surely, 2^74079457851 is an apocalyptic number.

74079457851 is a deficient number, since it is larger than the sum of its proper divisors (40071876549).

74079457851 is a wasteful number, since it uses less digits than its factorization.

74079457851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39635978.

The product of its (nonzero) digits is 9878400, while the sum is 57.

The spelling of 74079457851 in words is "seventy-four billion, seventy-nine million, four hundred fifty-seven thousand, eight hundred fifty-one".