12477783107 has 16 divisors (see below), whose sum is σ = 13602703680. Its totient is φ = 11409552000.

The previous prime is 12477783077. The next prime is 12477783119. The reversal of 12477783107 is 70138777421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12477783107 - 2¹⁴ = 12477766723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12477783137) 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, 25244 + ... + 159977.

It is an arithmetic number, because the mean of its divisors is an integer number (850168980).

Almost surely, 2^12477783107 is an apocalyptic number.

12477783107 is a deficient number, since it is larger than the sum of its proper divisors (1124920573).

12477783107 is a wasteful number, since it uses less digits than its factorization.

12477783107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185374.

The product of its (nonzero) digits is 460992, while the sum is 47.

The spelling of 12477783107 in words is "twelve billion, four hundred seventy-seven million, seven hundred eighty-three thousand, one hundred seven".