23472212399 has 2 divisors, whose sum is σ = 23472212400. Its totient is φ = 23472212398.

The previous prime is 23472212369. The next prime is 23472212447. The reversal of 23472212399 is 99321227432.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23472212399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23472212359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11736106199 + 11736106200.

It is an arithmetic number, because the mean of its divisors is an integer number (11736106200).

Almost surely, 2^23472212399 is an apocalyptic number.

23472212399 is a deficient number, since it is larger than the sum of its proper divisors (1).

23472212399 is an equidigital number, since it uses as much as digits as its factorization.

23472212399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 44.

The spelling of 23472212399 in words is "twenty-three billion, four hundred seventy-two million, two hundred twelve thousand, three hundred ninety-nine".