12747606357 has 12 divisors (see below), whose sum is σ = 17603119040. Its totient is φ = 8205354192.

The previous prime is 12747606343. The next prime is 12747606397. The reversal of 12747606357 is 75360674721.

It is not a de Polignac number, because 12747606357 - 2⁴ = 12747606341 is a prime.

It is a super-2 number, since 2×12747606357² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12747606397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2523757 + ... + 2528802.

Almost surely, 2^12747606357 is an apocalyptic number.

It is an amenable number.

12747606357 is a deficient number, since it is larger than the sum of its proper divisors (4855512683).

12747606357 is an equidigital number, since it uses as much as digits as its factorization.

12747606357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052620 (or 5052591 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 12747606357 in words is "twelve billion, seven hundred forty-seven million, six hundred six thousand, three hundred fifty-seven".