23843475401 has 2 divisors, whose sum is σ = 23843475402. Its totient is φ = 23843475400.

The previous prime is 23843475349. The next prime is 23843475413. The reversal of 23843475401 is 10457434832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23831949376 + 11526025 = 154376^2 + 3395^2 .

It is a cyclic number.

It is not a de Polignac number, because 23843475401 - 2²² = 23839281097 is a prime.

It is a super-2 number, since 2×23843475401² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23843475431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11921737700 + 11921737701.

It is an arithmetic number, because the mean of its divisors is an integer number (11921737701).

Almost surely, 2^23843475401 is an apocalyptic number.

It is an amenable number.

23843475401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23843475401 is an equidigital number, since it uses as much as digits as its factorization.

23843475401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 23843475401 in words is "twenty-three billion, eight hundred forty-three million, four hundred seventy-five thousand, four hundred one".