400420045312200 has 96 divisors (see below), whose sum is σ = 1379224600538400. Its totient is φ = 106778678748480.

The previous prime is 400420045312171. The next prime is 400420045312207. The reversal of 400420045312200 is 2213540024004.

400420045312200 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 2 + 0 + 0 + 453 + 1 + 2 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (400420045312207) 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 23 ways as a sum of consecutive naturals, for example, 37075924722 + ... + 37075935521.

It is an arithmetic number, because the mean of its divisors is an integer number (14366922922275).

Almost surely, 2^{400420045312200} is an apocalyptic number.

400420045312200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400420045312200 is an abundant number, since it is smaller than the sum of its proper divisors (978804555226200).

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

400420045312200 is a wasteful number, since it uses less digits than its factorization.

400420045312200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74151860268 (or 74151860253 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 400420045312200 its reverse (2213540024004), we get a palindrome (402633585336204).

The spelling of 400420045312200 in words is "four hundred trillion, four hundred twenty billion, forty-five million, three hundred twelve thousand, two hundred".