312857855759 has 2 divisors, whose sum is σ = 312857855760. Its totient is φ = 312857855758.

The previous prime is 312857855753. The next prime is 312857855813. The reversal of 312857855759 is 957558758213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312857855759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312857855695 and 312857855704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312857855753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156428927879 + 156428927880.

It is an arithmetic number, because the mean of its divisors is an integer number (156428927880).

Almost surely, 2^312857855759 is an apocalyptic number.

312857855759 is a deficient number, since it is larger than the sum of its proper divisors (1).

312857855759 is an equidigital number, since it uses as much as digits as its factorization.

312857855759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840000, while the sum is 65.

The spelling of 312857855759 in words is "three hundred twelve billion, eight hundred fifty-seven million, eight hundred fifty-five thousand, seven hundred fifty-nine".