23512245240691 has 2 divisors, whose sum is σ = 23512245240692. Its totient is φ = 23512245240690.

The previous prime is 23512245240637. The next prime is 23512245240713. The reversal of 23512245240691 is 19604254221532.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23512245240691 - 2¹⁵ = 23512245207923 is a prime.

It is not a weakly prime, because it can be changed into another prime (23512245240391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11756122620345 + 11756122620346.

It is an arithmetic number, because the mean of its divisors is an integer number (11756122620346).

Almost surely, 2^{23512245240691} is an apocalyptic number.

23512245240691 is a deficient number, since it is larger than the sum of its proper divisors (1).

23512245240691 is an equidigital number, since it uses as much as digits as its factorization.

23512245240691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 23512245240691 in words is "twenty-three trillion, five hundred twelve billion, two hundred forty-five million, two hundred forty thousand, six hundred ninety-one".