12047774376 has 64 divisors (see below), whose sum is σ = 33348026880. Its totient is φ = 3596345280.

The previous prime is 12047774363. The next prime is 12047774381. The reversal of 12047774376 is 67347774021.

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, 322876 + ... + 358251.

It is an arithmetic number, because the mean of its divisors is an integer number (521062920).

Almost surely, 2^12047774376 is an apocalyptic number.

It is an amenable number.

12047774376 is an abundant number, since it is smaller than the sum of its proper divisors (21300252504).

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

12047774376 is a wasteful number, since it uses less digits than its factorization.

12047774376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681214 (or 681210 counting only the distinct ones).

The product of its (nonzero) digits is 1382976, while the sum is 48.

The spelling of 12047774376 in words is "twelve billion, forty-seven million, seven hundred seventy-four thousand, three hundred seventy-six".