2796456852121 has 9 divisors (see below), whose sum is σ = 2923368448021. Its totient is φ = 2674834981852.

The previous prime is 2796456852061. The next prime is 2796456852197. The reversal of 2796456852121 is 1212586546972.

The square root of 2796456852121 is 1672261.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2796456852121 - 2²¹ = 2796454754969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2796456852421) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 38425650 + ... + 38498356.

Almost surely, 2^{2796456852121} is an apocalyptic number.

2796456852121 is the 1672261-st square number.

2796456852121 is the 836131-st centered octagonal number.

It is an amenable number.

2796456852121 is a deficient number, since it is larger than the sum of its proper divisors (126911595900).

2796456852121 is an frugal number, since it uses more digits than its factorization.

2796456852121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145460 (or 72730 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 58.

The spelling of 2796456852121 in words is "two trillion, seven hundred ninety-six billion, four hundred fifty-six million, eight hundred fifty-two thousand, one hundred twenty-one".