23023558551 has 8 divisors (see below), whose sum is σ = 35083517824. Its totient is φ = 13156319160.

The previous prime is 23023558531. The next prime is 23023558589. The reversal of 23023558551 is 15585532032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23023558551 - 2¹¹ = 23023556503 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 (23023558531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548179945 + ... + 548179986.

It is an arithmetic number, because the mean of its divisors is an integer number (4385439728).

Almost surely, 2^23023558551 is an apocalyptic number.

23023558551 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23023558551 is a deficient number, since it is larger than the sum of its proper divisors (12059959273).

23023558551 is a wasteful number, since it uses less digits than its factorization.

23023558551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096359941.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 23023558551 in words is "twenty-three billion, twenty-three million, five hundred fifty-eight thousand, five hundred fifty-one".