65156260327 has 2 divisors, whose sum is σ = 65156260328. Its totient is φ = 65156260326.

The previous prime is 65156260271. The next prime is 65156260399. The reversal of 65156260327 is 72306265156.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65156260327 - 2²⁷ = 65022042599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65156260727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32578130163 + 32578130164.

It is an arithmetic number, because the mean of its divisors is an integer number (32578130164).

Almost surely, 2^65156260327 is an apocalyptic number.

65156260327 is a deficient number, since it is larger than the sum of its proper divisors (1).

65156260327 is an equidigital number, since it uses as much as digits as its factorization.

65156260327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 65156260327 in words is "sixty-five billion, one hundred fifty-six million, two hundred sixty thousand, three hundred twenty-seven".