23081692497 has 4 divisors (see below), whose sum is σ = 30775590000. Its totient is φ = 15387794996.

The previous prime is 23081692477. The next prime is 23081692519. The reversal of 23081692497 is 79429618032.

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 a cyclic number.

It is not a de Polignac number, because 23081692497 - 2⁷ = 23081692369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23081692427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3846948747 + ... + 3846948752.

It is an arithmetic number, because the mean of its divisors is an integer number (7693897500).

Almost surely, 2^23081692497 is an apocalyptic number.

It is an amenable number.

23081692497 is a deficient number, since it is larger than the sum of its proper divisors (7693897503).

23081692497 is an equidigital number, since it uses as much as digits as its factorization.

23081692497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7693897502.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 23081692497 in words is "twenty-three billion, eighty-one million, six hundred ninety-two thousand, four hundred ninety-seven".