12040377772 has 12 divisors (see below), whose sum is σ = 22310111880. Its totient is φ = 5666060096.

The previous prime is 12040377749. The next prime is 12040377787. The reversal of 12040377772 is 27777304021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88532122 + ... + 88532257.

It is an arithmetic number, because the mean of its divisors is an integer number (1859175990).

Almost surely, 2^12040377772 is an apocalyptic number.

It is an amenable number.

12040377772 is a deficient number, since it is larger than the sum of its proper divisors (10269734108).

12040377772 is a wasteful number, since it uses less digits than its factorization.

12040377772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177064400 (or 177064398 counting only the distinct ones).

The product of its (nonzero) digits is 115248, while the sum is 40.

The spelling of 12040377772 in words is "twelve billion, forty million, three hundred seventy-seven thousand, seven hundred seventy-two".