3077931540961 has 2 divisors, whose sum is σ = 3077931540962. Its totient is φ = 3077931540960.

The previous prime is 3077931540919. The next prime is 3077931541021. The reversal of 3077931540961 is 1690451397703.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2689124421025 + 388807119936 = 1639855^2 + 623544^2 .

It is a cyclic number.

It is not a de Polignac number, because 3077931540961 - 2²⁷ = 3077797323233 is a prime.

It is not a weakly prime, because it can be changed into another prime (3077931540461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1538965770480 + 1538965770481.

It is an arithmetic number, because the mean of its divisors is an integer number (1538965770481).

Almost surely, 2^{3077931540961} is an apocalyptic number.

It is an amenable number.

3077931540961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3077931540961 is an equidigital number, since it uses as much as digits as its factorization.

3077931540961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4286520, while the sum is 55.

The spelling of 3077931540961 in words is "three trillion, seventy-seven billion, nine hundred thirty-one million, five hundred forty thousand, nine hundred sixty-one".