12985003615320 has 96 divisors (see below), whose sum is σ = 46037740104720. Its totient is φ = 3147879663360.

The previous prime is 12985003615279. The next prime is 12985003615369. The reversal of 12985003615320 is 2351630058921.

12985003615320 is a `hidden beast` number, since 1 + 2 + 9 + 8 + 5 + 0 + 0 + 3 + 615 + 3 + 20 = 666.

12985003615320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12985003615320² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1639516699 + ... + 1639524618.

Almost surely, 2^{12985003615320} is an apocalyptic number.

12985003615320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12985003615320 is an abundant number, since it is smaller than the sum of its proper divisors (33052736489400).

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

12985003615320 is a wasteful number, since it uses less digits than its factorization.

12985003615320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279041345 (or 3279041338 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 12985003615320 in words is "twelve trillion, nine hundred eighty-five billion, three million, six hundred fifteen thousand, three hundred twenty".