400600205422 has 32 divisors (see below), whose sum is σ = 683983802880. Its totient is φ = 174795834240.

The previous prime is 400600205413. The next prime is 400600205429. The reversal of 400600205422 is 224502006004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400600205429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6566704 + ... + 6627427.

It is an arithmetic number, because the mean of its divisors is an integer number (21374493840).

Almost surely, 2^400600205422 is an apocalyptic number.

400600205422 is a deficient number, since it is larger than the sum of its proper divisors (283383597458).

400600205422 is a wasteful number, since it uses less digits than its factorization.

400600205422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13194216.

The product of its (nonzero) digits is 3840, while the sum is 25.

The spelling of 400600205422 in words is "four hundred billion, six hundred million, two hundred five thousand, four hundred twenty-two".