79452625497 has 12 divisors (see below), whose sum is σ = 123232643856. Its totient is φ = 45401500200.

The previous prime is 79452625409. The next prime is 79452625513.

It is a happy number.

79452625497 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 79452625497 - 2³⁴ = 62272756313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79452625497.

It is not an unprimeable number, because it can be changed into a prime (79452627497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270246879 + ... + 270247172.

It is an arithmetic number, because the mean of its divisors is an integer number (10269386988).

Almost surely, 2^79452625497 is an apocalyptic number.

It is an amenable number.

79452625497 is a deficient number, since it is larger than the sum of its proper divisors (43780018359).

79452625497 is a wasteful number, since it uses less digits than its factorization.

79452625497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540494068 (or 540494061 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 60.

The spelling of 79452625497 in words is "seventy-nine billion, four hundred fifty-two million, six hundred twenty-five thousand, four hundred ninety-seven".