400352233452400 has 30 divisors (see below), whose sum is σ = 961846240870352. Its totient is φ = 160140893380800.

The previous prime is 400352233452383. The next prime is 400352233452403. The reversal of 400352233452400 is 4254332253004.

It is a self number, because there is not a number n which added to its sum of digits gives 400352233452400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400352233452403) 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 in 5 ways as a sum of consecutive naturals, for example, 500440291416 + ... + 500440292215.

Almost surely, 2^{400352233452400} is an apocalyptic number.

400352233452400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400352233452400 is an abundant number, since it is smaller than the sum of its proper divisors (561494007417952).

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

400352233452400 is a wasteful number, since it uses less digits than its factorization.

400352233452400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000880583649 (or 1000880583638 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 37.

The spelling of 400352233452400 in words is "four hundred trillion, three hundred fifty-two billion, two hundred thirty-three million, four hundred fifty-two thousand, four hundred".