400413316323239 has 2 divisors, whose sum is σ = 400413316323240. Its totient is φ = 400413316323238.

The previous prime is 400413316323221. The next prime is 400413316323281. The reversal of 400413316323239 is 932323613314004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400413316323239 is a prime.

It is a super-2 number, since 2×400413316323239² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 400413316323239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400413316323289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200206658161619 + 200206658161620.

It is an arithmetic number, because the mean of its divisors is an integer number (200206658161620).

Almost surely, 2^{400413316323239} is an apocalyptic number.

400413316323239 is a deficient number, since it is larger than the sum of its proper divisors (1).

400413316323239 is an equidigital number, since it uses as much as digits as its factorization.

400413316323239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 44.

The spelling of 400413316323239 in words is "four hundred trillion, four hundred thirteen billion, three hundred sixteen million, three hundred twenty-three thousand, two hundred thirty-nine".