12406520076 has 24 divisors (see below), whose sum is σ = 28951908720. Its totient is φ = 4135026432.

The previous prime is 12406519973. The next prime is 12406520081. The reversal of 12406520076 is 67002560421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56680 + ... + 167408.

It is an arithmetic number, because the mean of its divisors is an integer number (1206329530).

Almost surely, 2^12406520076 is an apocalyptic number.

It is an amenable number.

12406520076 is an abundant number, since it is smaller than the sum of its proper divisors (16545388644).

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

12406520076 is a wasteful number, since it uses less digits than its factorization.

12406520076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120073 (or 120071 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 12406520076 in words is "twelve billion, four hundred six million, five hundred twenty thousand, seventy-six".