61072516772711 has 2 divisors, whose sum is σ = 61072516772712. Its totient is φ = 61072516772710.

The previous prime is 61072516772689. The next prime is 61072516772731. The reversal of 61072516772711 is 11727761527016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61072516772711 - 2⁶ = 61072516772647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61072516772731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30536258386355 + 30536258386356.

It is an arithmetic number, because the mean of its divisors is an integer number (30536258386356).

Almost surely, 2^{61072516772711} is an apocalyptic number.

61072516772711 is a deficient number, since it is larger than the sum of its proper divisors (1).

61072516772711 is an equidigital number, since it uses as much as digits as its factorization.

61072516772711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728720, while the sum is 53.

The spelling of 61072516772711 in words is "sixty-one trillion, seventy-two billion, five hundred sixteen million, seven hundred seventy-two thousand, seven hundred eleven".