12051532404 has 48 divisors (see below), whose sum is σ = 32089176000. Its totient is φ = 3908603808.

The previous prime is 12051532369. The next prime is 12051532457. The reversal of 12051532404 is 40423515021.

12051532404 is a `hidden beast` number, since 1 + 205 + 1 + 53 + 2 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1503954 + ... + 1511945.

It is an arithmetic number, because the mean of its divisors is an integer number (668524500).

Almost surely, 2^12051532404 is an apocalyptic number.

It is an amenable number.

12051532404 is an abundant number, since it is smaller than the sum of its proper divisors (20037643596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12051532404 is a wasteful number, since it uses less digits than its factorization.

12051532404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3015949 (or 3015941 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 12051532404 in words is "twelve billion, fifty-one million, five hundred thirty-two thousand, four hundred four".