12657150019 has 2 divisors, whose sum is σ = 12657150020. Its totient is φ = 12657150018.

The previous prime is 12657149971. The next prime is 12657150047. The reversal of 12657150019 is 91005175621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12657150019 - 2⁷ = 12657149891 is a prime.

It is a super-2 number, since 2×12657150019² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12657150019.

It is not a weakly prime, because it can be changed into another prime (12657156019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6328575009 + 6328575010.

It is an arithmetic number, because the mean of its divisors is an integer number (6328575010).

Almost surely, 2^12657150019 is an apocalyptic number.

12657150019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12657150019 is an equidigital number, since it uses as much as digits as its factorization.

12657150019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 37.

The spelling of 12657150019 in words is "twelve billion, six hundred fifty-seven million, one hundred fifty thousand, nineteen".