400210044212000 has 96 divisors (see below), whose sum is σ = 1072708449531264. Its totient is φ = 145530925152000.

The previous prime is 400210044211997. The next prime is 400210044212029. The reversal of 400210044212000 is 212440012004.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 4547797412 + ... + 4547885411.

It is an arithmetic number, because the mean of its divisors is an integer number (11174046349284).

Almost surely, 2^{400210044212000} is an apocalyptic number.

400210044212000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400210044212000 is an abundant number, since it is smaller than the sum of its proper divisors (672498405319264).

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

400210044212000 is a wasteful number, since it uses less digits than its factorization.

400210044212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9095682859 (or 9095682841 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 400210044212000 its reverse (212440012004), we get a palindrome (400422484224004).

The spelling of 400210044212000 in words is "four hundred trillion, two hundred ten billion, forty-four million, two hundred twelve thousand".