23476368399 has 32 divisors (see below), whose sum is σ = 36167917824. Its totient is φ = 13386785280.

The previous prime is 23476368379. The next prime is 23476368401. The reversal of 23476368399 is 99386367432.

It is a Cunningham number, because it is equal to 153220²-1.

It is not a de Polignac number, because 23476368399 - 2⁵ = 23476368367 is a prime.

It is a super-2 number, since 2×23476368399² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23476368329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2600217 + ... + 2609229.

It is an arithmetic number, because the mean of its divisors is an integer number (1130247432).

Almost surely, 2^23476368399 is an apocalyptic number.

23476368399 is a deficient number, since it is larger than the sum of its proper divisors (12691549425).

23476368399 is a wasteful number, since it uses less digits than its factorization.

23476368399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13687.

The product of its digits is 35271936, while the sum is 60.

The spelling of 23476368399 in words is "twenty-three billion, four hundred seventy-six million, three hundred sixty-eight thousand, three hundred ninety-nine".