79709598451 has 6 divisors (see below), whose sum is σ = 92723410500. Its totient is φ = 68322512916.

The previous prime is 79709598443. The next prime is 79709598503. The reversal of 79709598451 is 15489590797.

It is not a de Polignac number, because 79709598451 - 2³ = 79709598443 is a prime.

It is a super-3 number, since 3×79709598451³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (79709598151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 813363201 + ... + 813363298.

It is an arithmetic number, because the mean of its divisors is an integer number (15453901750).

Almost surely, 2^79709598451 is an apocalyptic number.

79709598451 is a deficient number, since it is larger than the sum of its proper divisors (13013812049).

79709598451 is a wasteful number, since it uses less digits than its factorization.

79709598451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626726513 (or 1626726506 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 64.

The spelling of 79709598451 in words is "seventy-nine billion, seven hundred nine million, five hundred ninety-eight thousand, four hundred fifty-one".