23575417793 has 2 divisors, whose sum is σ = 23575417794. Its totient is φ = 23575417792.

The previous prime is 23575417783. The next prime is 23575417937. The reversal of 23575417793 is 39771457532.

Together with next prime (23575417937) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22334405809 + 1241011984 = 149447^2 + 35228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23575417793 is a prime.

It is a super-2 number, since 2×23575417793² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23575417783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11787708896 + 11787708897.

It is an arithmetic number, because the mean of its divisors is an integer number (11787708897).

Almost surely, 2^23575417793 is an apocalyptic number.

It is an amenable number.

23575417793 is a deficient number, since it is larger than the sum of its proper divisors (1).

23575417793 is an equidigital number, since it uses as much as digits as its factorization.

23575417793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5556600, while the sum is 53.

The spelling of 23575417793 in words is "twenty-three billion, five hundred seventy-five million, four hundred seventeen thousand, seven hundred ninety-three".