32012400404 has 48 divisors (see below), whose sum is σ = 59415861120. Its totient is φ = 15065688960.

The previous prime is 32012400403. The next prime is 32012400419. The reversal of 32012400404 is 40400421023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32012400403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2692577 + ... + 2704439.

It is an arithmetic number, because the mean of its divisors is an integer number (1237830440).

Almost surely, 2^32012400404 is an apocalyptic number.

It is an amenable number.

32012400404 is a deficient number, since it is larger than the sum of its proper divisors (27403460716).

32012400404 is a wasteful number, since it uses less digits than its factorization.

32012400404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12480 (or 12478 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 32012400404 its reverse (40400421023), we get a palindrome (72412821427).

The spelling of 32012400404 in words is "thirty-two billion, twelve million, four hundred thousand, four hundred four".