400413316323238 has 64 divisors (see below), whose sum is σ = 607299303536640. Its totient is φ = 197995485542400.

The previous prime is 400413316323221. The next prime is 400413316323239. The reversal of 400413316323238 is 832323613314004.

It is a junction number, because it is equal to n+sod(n) for n = 400413316323194 and 400413316323203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400413316323239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175082340931 + ... + 175082343217.

It is an arithmetic number, because the mean of its divisors is an integer number (9489051617760).

Almost surely, 2^{400413316323238} is an apocalyptic number.

400413316323238 is a deficient number, since it is larger than the sum of its proper divisors (206885987213402).

400413316323238 is a wasteful number, since it uses less digits than its factorization.

400413316323238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5573.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 400413316323238 in words is "four hundred trillion, four hundred thirteen billion, three hundred sixteen million, three hundred twenty-three thousand, two hundred thirty-eight".