12929615415 has 32 divisors (see below), whose sum is σ = 23017098240. Its totient is φ = 6886460448.

The previous prime is 12929615383. The next prime is 12929615423. The reversal of 12929615415 is 51451692921.

12929615415 is a `hidden beast` number, since 1 + 2 + 9 + 29 + 615 + 4 + 1 + 5 = 666.

It is not a de Polignac number, because 12929615415 - 2⁵ = 12929615383 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 35854 + ... + 164756.

It is an arithmetic number, because the mean of its divisors is an integer number (719284320).

Almost surely, 2^12929615415 is an apocalyptic number.

12929615415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12929615415 is a deficient number, since it is larger than the sum of its proper divisors (10087482825).

12929615415 is a wasteful number, since it uses less digits than its factorization.

12929615415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129660 (or 129654 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The spelling of 12929615415 in words is "twelve billion, nine hundred twenty-nine million, six hundred fifteen thousand, four hundred fifteen".