12517476357 has 4 divisors (see below), whose sum is σ = 16689968480. Its totient is φ = 8344984236.

The previous prime is 12517476353. The next prime is 12517476371. The reversal of 12517476357 is 75367471521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12517476357 - 2² = 12517476353 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12517476353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2086246057 + ... + 2086246062.

It is an arithmetic number, because the mean of its divisors is an integer number (4172492120).

Almost surely, 2^12517476357 is an apocalyptic number.

It is an amenable number.

12517476357 is a deficient number, since it is larger than the sum of its proper divisors (4172492123).

12517476357 is an equidigital number, since it uses as much as digits as its factorization.

12517476357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172492122.

The product of its digits is 1234800, while the sum is 48.

The spelling of 12517476357 in words is "twelve billion, five hundred seventeen million, four hundred seventy-six thousand, three hundred fifty-seven".