12051405104 has 40 divisors (see below), whose sum is σ = 23501077680. Its totient is φ = 5986713600.

The previous prime is 12051405103. The next prime is 12051405127. The reversal of 12051405104 is 40150415021.

It is a self number, because there is not a number n which added to its sum of digits gives 12051405104.

It is not an unprimeable number, because it can be changed into a prime (12051405103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2161232 + ... + 2166800.

It is an arithmetic number, because the mean of its divisors is an integer number (587526942).

Almost surely, 2^12051405104 is an apocalyptic number.

It is an amenable number.

12051405104 is a deficient number, since it is larger than the sum of its proper divisors (11449672576).

12051405104 is a wasteful number, since it uses less digits than its factorization.

12051405104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6429 (or 6423 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The spelling of 12051405104 in words is "twelve billion, fifty-one million, four hundred five thousand, one hundred four".