12074788477 has 16 divisors (see below), whose sum is σ = 12797568000. Its totient is φ = 11361006000.

The previous prime is 12074788459. The next prime is 12074788483. The reversal of 12074788477 is 77488747021.

It is a cyclic number.

It is not a de Polignac number, because 12074788477 - 2²⁷ = 11940570749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12074788877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1746774 + ... + 1753672.

It is an arithmetic number, because the mean of its divisors is an integer number (799848000).

Almost surely, 2^12074788477 is an apocalyptic number.

It is an amenable number.

12074788477 is a deficient number, since it is larger than the sum of its proper divisors (722779523).

12074788477 is a wasteful number, since it uses less digits than its factorization.

12074788477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7536.

The product of its (nonzero) digits is 4917248, while the sum is 55.

The spelling of 12074788477 in words is "twelve billion, seventy-four million, seven hundred eighty-eight thousand, four hundred seventy-seven".