400500436626852 has 48 divisors (see below), whose sum is σ = 937409397800064. Its totient is φ = 133085073600000.

The previous prime is 400500436626847. The next prime is 400500436626893. The reversal of 400500436626852 is 258626634005004.

It is a junction number, because it is equal to n+sod(n) for n = 400500436626795 and 400500436626804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17872024 + ... + 33472527.

It is an arithmetic number, because the mean of its divisors is an integer number (19529362454168).

Almost surely, 2^{400500436626852} is an apocalyptic number.

It is an amenable number.

400500436626852 is an abundant number, since it is smaller than the sum of its proper divisors (536908961173212).

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

400500436626852 is a wasteful number, since it uses less digits than its factorization.

400500436626852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51346580 (or 51346578 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 51.

The spelling of 400500436626852 in words is "four hundred trillion, five hundred billion, four hundred thirty-six million, six hundred twenty-six thousand, eight hundred fifty-two".