400153033232 has 20 divisors (see below), whose sum is σ = 775782021996. Its totient is φ = 199951221120.

The previous prime is 400153033213. The next prime is 400153033261. The reversal of 400153033232 is 232330351004.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 135397505296 + 264755527936 = 367964^2 + 514544^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7804619 + ... + 7855722.

Almost surely, 2^400153033232 is an apocalyptic number.

It is an amenable number.

400153033232 is a deficient number, since it is larger than the sum of its proper divisors (375628988764).

400153033232 is a wasteful number, since it uses less digits than its factorization.

400153033232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15661946 (or 15661940 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 400153033232 its reverse (232330351004), we get a palindrome (632483384236).

The spelling of 400153033232 in words is "four hundred billion, one hundred fifty-three million, thirty-three thousand, two hundred thirty-two".