12969147035520 has 384 divisors, whose sum is σ = 50767390346400. Its totient is φ = 3024383754240.

The previous prime is 12969147035477. The next prime is 12969147035531. The reversal of 12969147035520 is 2553074196921.

12969147035520 is a `hidden beast` number, since 1 + 2 + 9 + 6 + 9 + 14 + 70 + 3 + 552 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3135151 + ... + 5980590.

Almost surely, 2^{12969147035520} is an apocalyptic number.

12969147035520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12969147035520 is an abundant number, since it is smaller than the sum of its proper divisors (37798243310880).

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

12969147035520 is a wasteful number, since it uses less digits than its factorization.

12969147035520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9115798 (or 9115783 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 12969147035520 in words is "twelve trillion, nine hundred sixty-nine billion, one hundred forty-seven million, thirty-five thousand, five hundred twenty".