12572540671 has 2 divisors, whose sum is σ = 12572540672. Its totient is φ = 12572540670.

The previous prime is 12572540663. The next prime is 12572540713. The reversal of 12572540671 is 17604527521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12572540671 - 2³ = 12572540663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12572540611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6286270335 + 6286270336.

It is an arithmetic number, because the mean of its divisors is an integer number (6286270336).

Almost surely, 2^12572540671 is an apocalyptic number.

12572540671 is a deficient number, since it is larger than the sum of its proper divisors (1).

12572540671 is an equidigital number, since it uses as much as digits as its factorization.

12572540671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 12572540671 in words is "twelve billion, five hundred seventy-two million, five hundred forty thousand, six hundred seventy-one".