64596577 has 2 divisors, whose sum is σ = 64596578. Its totient is φ = 64596576.

The previous prime is 64596569. The next prime is 64596593. The reversal of 64596577 is 77569546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33281361 + 31315216 = 5769^2 + 5596^2 .

It is a cyclic number.

It is not a de Polignac number, because 64596577 - 2³ = 64596569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64596577.

It is not a weakly prime, because it can be changed into another prime (64596517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32298288 + 32298289.

It is an arithmetic number, because the mean of its divisors is an integer number (32298289).

Almost surely, 2^64596577 is an apocalyptic number.

It is an amenable number.

64596577 is a deficient number, since it is larger than the sum of its proper divisors (1).

64596577 is an equidigital number, since it uses as much as digits as its factorization.

64596577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1587600, while the sum is 49.

The square root of 64596577 is about 8037.1995744787. The cubic root of 64596577 is about 401.2390268186.

The spelling of 64596577 in words is "sixty-four million, five hundred ninety-six thousand, five hundred seventy-seven".