2579798577061 has 4 divisors (see below), whose sum is σ = 2610880487712. Its totient is φ = 2548716666412.

The previous prime is 2579798576959. The next prime is 2579798577077. The reversal of 2579798577061 is 1607758979752.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2579798577061 - 2⁷ = 2579798576933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2579798577091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15540955201 + ... + 15540955366.

It is an arithmetic number, because the mean of its divisors is an integer number (652720121928).

Almost surely, 2^{2579798577061} is an apocalyptic number.

It is an amenable number.

2579798577061 is a deficient number, since it is larger than the sum of its proper divisors (31081910651).

2579798577061 is an equidigital number, since it uses as much as digits as its factorization.

2579798577061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31081910650.

The product of its (nonzero) digits is 466754400, while the sum is 73.

The spelling of 2579798577061 in words is "two trillion, five hundred seventy-nine billion, seven hundred ninety-eight million, five hundred seventy-seven thousand, sixty-one".