2979876150721 has 2 divisors, whose sum is σ = 2979876150722. Its totient is φ = 2979876150720.

The previous prime is 2979876150709. The next prime is 2979876150733. The reversal of 2979876150721 is 1270516789792.

2979876150721 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (2979876150709) and next prime (2979876150733).

It can be written as a sum of positive squares in only one way, i.e., 1542601260225 + 1437274890496 = 1242015^2 + 1198864^2 .

It is a cyclic number.

It is not a de Polignac number, because 2979876150721 - 2⁴¹ = 780852895169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2979876150791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1489938075360 + 1489938075361.

It is an arithmetic number, because the mean of its divisors is an integer number (1489938075361).

Almost surely, 2^{2979876150721} is an apocalyptic number.

It is an amenable number.

2979876150721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2979876150721 is an equidigital number, since it uses as much as digits as its factorization.

2979876150721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26671680, while the sum is 64.

The spelling of 2979876150721 in words is "two trillion, nine hundred seventy-nine billion, eight hundred seventy-six million, one hundred fifty thousand, seven hundred twenty-one".