400210042345312 has 12 divisors (see below), whose sum is σ = 787913520867396. Its totient is φ = 200105021172640.

The previous prime is 400210042345151. The next prime is 400210042345357. The reversal of 400210042345312 is 213543240012004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6253281911614 + ... + 6253281911677.

It is an arithmetic number, because the mean of its divisors is an integer number (65659460072283).

Almost surely, 2^{400210042345312} is an apocalyptic number.

It is an amenable number.

400210042345312 is a deficient number, since it is larger than the sum of its proper divisors (387703478522084).

400210042345312 is a wasteful number, since it uses less digits than its factorization.

400210042345312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506563823301 (or 12506563823293 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 400210042345312 its reverse (213543240012004), we get a palindrome (613753282357316).

The spelling of 400210042345312 in words is "four hundred trillion, two hundred ten billion, forty-two million, three hundred forty-five thousand, three hundred twelve".