312640401119 has 2 divisors, whose sum is σ = 312640401120. Its totient is φ = 312640401118.

The previous prime is 312640401083. The next prime is 312640401169. The reversal of 312640401119 is 911104046213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312640401119 - 2²⁴ = 312623623903 is a prime.

It is a super-2 number, since 2×312640401119² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312640401169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156320200559 + 156320200560.

It is an arithmetic number, because the mean of its divisors is an integer number (156320200560).

Almost surely, 2^312640401119 is an apocalyptic number.

312640401119 is a deficient number, since it is larger than the sum of its proper divisors (1).

312640401119 is an equidigital number, since it uses as much as digits as its factorization.

312640401119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 312640401119 in words is "three hundred twelve billion, six hundred forty million, four hundred one thousand, one hundred nineteen".