64757244275771 has 2 divisors, whose sum is σ = 64757244275772. Its totient is φ = 64757244275770.

The previous prime is 64757244275683. The next prime is 64757244275783. The reversal of 64757244275771 is 17757244275746.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64757244275771 - 2²⁶ = 64757177166907 is a prime.

It is not a weakly prime, because it can be changed into another prime (64757244275371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32378622137885 + 32378622137886.

It is an arithmetic number, because the mean of its divisors is an integer number (32378622137886).

Almost surely, 2^{64757244275771} is an apocalyptic number.

64757244275771 is a deficient number, since it is larger than the sum of its proper divisors (1).

64757244275771 is an equidigital number, since it uses as much as digits as its factorization.

64757244275771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645388800, while the sum is 68.

The spelling of 64757244275771 in words is "sixty-four trillion, seven hundred fifty-seven billion, two hundred forty-four million, two hundred seventy-five thousand, seven hundred seventy-one".