23333240997 has 64 divisors (see below), whose sum is σ = 39505950720. Its totient is φ = 13472870400.

The previous prime is 23333240981. The next prime is 23333241007. The reversal of 23333240997 is 79904233332.

23333240997 is a `hidden beast` number, since 233 + 3 + 3 + 2 + 409 + 9 + 7 = 666.

It is not a de Polignac number, because 23333240997 - 2⁴ = 23333240981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23333244997) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1748922 + ... + 1762212.

It is an arithmetic number, because the mean of its divisors is an integer number (617280480).

Almost surely, 2^23333240997 is an apocalyptic number.

23333240997 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

23333240997 is a deficient number, since it is larger than the sum of its proper divisors (16172709723).

23333240997 is a wasteful number, since it uses less digits than its factorization.

23333240997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13591 (or 13585 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 45.

The spelling of 23333240997 in words is "twenty-three billion, three hundred thirty-three million, two hundred forty thousand, nine hundred ninety-seven".