400602113205 has 64 divisors (see below), whose sum is σ = 743006753280. Its totient is φ = 180530187264.

The previous prime is 400602113173. The next prime is 400602113207. The reversal of 400602113205 is 502311206004.

It is not a de Polignac number, because 400602113205 - 2⁵ = 400602113173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400602113207) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2165827 + ... + 2343503.

It is an arithmetic number, because the mean of its divisors is an integer number (11609480520).

Almost surely, 2^400602113205 is an apocalyptic number.

It is an amenable number.

400602113205 is a deficient number, since it is larger than the sum of its proper divisors (342404640075).

400602113205 is a wasteful number, since it uses less digits than its factorization.

400602113205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177998.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 400602113205 its reverse (502311206004), we get a palindrome (902913319209).

The spelling of 400602113205 in words is "four hundred billion, six hundred two million, one hundred thirteen thousand, two hundred five".