23404372097 has 4 divisors (see below), whose sum is σ = 23667342660. Its totient is φ = 23141401536.

The previous prime is 23404372051. The next prime is 23404372111. The reversal of 23404372097 is 79027340432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6773948416 + 16630423681 = 82304^2 + 128959^2 .

It is a cyclic number.

It is not a de Polignac number, because 23404372097 - 2¹⁴ = 23404355713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23404392097) 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, 131485148 + ... + 131485325.

It is an arithmetic number, because the mean of its divisors is an integer number (5916835665).

Almost surely, 2^23404372097 is an apocalyptic number.

It is an amenable number.

23404372097 is a deficient number, since it is larger than the sum of its proper divisors (262970563).

23404372097 is an equidigital number, since it uses as much as digits as its factorization.

23404372097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262970562.

The product of its (nonzero) digits is 254016, while the sum is 41.

The spelling of 23404372097 in words is "twenty-three billion, four hundred four million, three hundred seventy-two thousand, ninety-seven".