12813832615 has 8 divisors (see below), whose sum is σ = 15520306320. Its totient is φ = 10155261312.

The previous prime is 12813832607. The next prime is 12813832621. The reversal of 12813832615 is 51623831821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12813832615 - 2³ = 12813832607 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11975010 + ... + 11976079.

It is an arithmetic number, because the mean of its divisors is an integer number (1940038290).

Almost surely, 2^12813832615 is an apocalyptic number.

12813832615 is a deficient number, since it is larger than the sum of its proper divisors (2706473705).

12813832615 is a wasteful number, since it uses less digits than its factorization.

12813832615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23951201.

The product of its digits is 69120, while the sum is 40.

The spelling of 12813832615 in words is "twelve billion, eight hundred thirteen million, eight hundred thirty-two thousand, six hundred fifteen".