23033023551 has 6 divisors (see below), whose sum is σ = 33269922920. Its totient is φ = 15355349028.

The previous prime is 23033023537. The next prime is 23033023553. The reversal of 23033023551 is 15532033032.

23033023551 is a `hidden beast` number, since 2 + 3 + 0 + 3 + 302 + 355 + 1 = 666.

It is not a de Polignac number, because 23033023551 - 2¹⁰ = 23033022527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23033023553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1279612411 + ... + 1279612428.

Almost surely, 2^23033023551 is an apocalyptic number.

23033023551 is a deficient number, since it is larger than the sum of its proper divisors (10236899369).

23033023551 is a wasteful number, since it uses less digits than its factorization.

23033023551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2559224845 (or 2559224842 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

Adding to 23033023551 its reverse (15532033032), we get a palindrome (38565056583).

The spelling of 23033023551 in words is "twenty-three billion, thirty-three million, twenty-three thousand, five hundred fifty-one".