312672577249 has 2 divisors, whose sum is σ = 312672577250. Its totient is φ = 312672577248.

The previous prime is 312672577201. The next prime is 312672577291. The reversal of 312672577249 is 942775276213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312151277025 + 521300224 = 558705^2 + 22832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312672577249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312672577249.

It is not a weakly prime, because it can be changed into another prime (312672577649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156336288624 + 156336288625.

It is an arithmetic number, because the mean of its divisors is an integer number (156336288625).

Almost surely, 2^312672577249 is an apocalyptic number.

It is an amenable number.

312672577249 is a deficient number, since it is larger than the sum of its proper divisors (1).

312672577249 is an equidigital number, since it uses as much as digits as its factorization.

312672577249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 55.

The spelling of 312672577249 in words is "three hundred twelve billion, six hundred seventy-two million, five hundred seventy-seven thousand, two hundred forty-nine".