12783314736 has 30 divisors (see below), whose sum is σ = 35775527060. Its totient is φ = 4261104864.

The previous prime is 12783314723. The next prime is 12783314743. The reversal of 12783314736 is 63741338721.

12783314736 is a `hidden beast` number, since 1 + 278 + 331 + 47 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12783314691 and 12783314700.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44386366 + ... + 44386653.

Almost surely, 2^12783314736 is an apocalyptic number.

12783314736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12783314736 is an abundant number, since it is smaller than the sum of its proper divisors (22992212324).

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

12783314736 is a wasteful number, since it uses less digits than its factorization.

12783314736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88773033 (or 88773024 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The spelling of 12783314736 in words is "twelve billion, seven hundred eighty-three million, three hundred fourteen thousand, seven hundred thirty-six".