12577063337 has 2 divisors, whose sum is σ = 12577063338. Its totient is φ = 12577063336.

The previous prime is 12577063193. The next prime is 12577063349. The reversal of 12577063337 is 73336077521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6411044761 + 6166018576 = 80069^2 + 78524^2 .

It is a cyclic number.

It is not a de Polignac number, because 12577063337 - 2²⁶ = 12509954473 is a prime.

It is not a weakly prime, because it can be changed into another prime (12577063637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6288531668 + 6288531669.

It is an arithmetic number, because the mean of its divisors is an integer number (6288531669).

Almost surely, 2^12577063337 is an apocalyptic number.

It is an amenable number.

12577063337 is a deficient number, since it is larger than the sum of its proper divisors (1).

12577063337 is an equidigital number, since it uses as much as digits as its factorization.

12577063337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 555660, while the sum is 44.

The spelling of 12577063337 in words is "twelve billion, five hundred seventy-seven million, sixty-three thousand, three hundred thirty-seven".