400413316323244 has 48 divisors (see below), whose sum is σ = 809224611764800. Its totient is φ = 169810234638336.

The previous prime is 400413316323239. The next prime is 400413316323281. The reversal of 400413316323244 is 442323613314004.

It is a super-3 number, since 3×400413316323244³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 400413316323197 and 400413316323206.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 82956669 + ... + 87650644.

Almost surely, 2^{400413316323244} is an apocalyptic number.

It is an amenable number.

400413316323244 is an abundant number, since it is smaller than the sum of its proper divisors (408811295441556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400413316323244 is a wasteful number, since it uses less digits than its factorization.

400413316323244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170608202 (or 170608200 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 40.

Adding to 400413316323244 its reverse (442323613314004), we get a palindrome (842736929637248).

The spelling of 400413316323244 in words is "four hundred trillion, four hundred thirteen billion, three hundred sixteen million, three hundred twenty-three thousand, two hundred forty-four".