400453355223 has 40 divisors (see below), whose sum is σ = 655238144880. Its totient is φ = 242600520960.

The previous prime is 400453355221. The next prime is 400453355233. The reversal of 400453355223 is 322553354004.

400453355223 is a `hidden beast` number, since 40 + 0 + 45 + 3 + 3 + 552 + 23 = 666.

It is not a de Polignac number, because 400453355223 - 2¹ = 400453355221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400453355221) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4974133 + ... + 5053998.

It is an arithmetic number, because the mean of its divisors is an integer number (16380953622).

Almost surely, 2^400453355223 is an apocalyptic number.

400453355223 is a deficient number, since it is larger than the sum of its proper divisors (254784789657).

400453355223 is a wasteful number, since it uses less digits than its factorization.

400453355223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10028189 (or 10028180 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

The spelling of 400453355223 in words is "four hundred billion, four hundred fifty-three million, three hundred fifty-five thousand, two hundred twenty-three".