400140441312200 has 96 divisors (see below), whose sum is σ = 947890734860160. Its totient is φ = 157034446483200.

The previous prime is 400140441312197. The next prime is 400140441312223. The reversal of 400140441312200 is 2213144041004.

It is a super-2 number, since 2×400140441312200² (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 400140441312200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1280822015 + ... + 1281134385.

It is an arithmetic number, because the mean of its divisors is an integer number (9873861821460).

Almost surely, 2^{400140441312200} is an apocalyptic number.

400140441312200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400140441312200 is an abundant number, since it is smaller than the sum of its proper divisors (547750293547960).

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

400140441312200 is a wasteful number, since it uses less digits than its factorization.

400140441312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433287 (or 433278 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 400140441312200 its reverse (2213144041004), we get a palindrome (402353585353204).

The spelling of 400140441312200 in words is "four hundred trillion, one hundred forty billion, four hundred forty-one million, three hundred twelve thousand, two hundred".