23040545555 has 8 divisors (see below), whose sum is σ = 28540546944. Its totient is φ = 17837841600.

The previous prime is 23040545533. The next prime is 23040545579. The reversal of 23040545555 is 55554504032.

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

It is not a de Polignac number, because 23040545555 - 2⁸ = 23040545299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74324186 + ... + 74324495.

It is an arithmetic number, because the mean of its divisors is an integer number (3567568368).

Almost surely, 2^23040545555 is an apocalyptic number.

23040545555 is a deficient number, since it is larger than the sum of its proper divisors (5500001389).

23040545555 is a wasteful number, since it uses less digits than its factorization.

23040545555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148648717.

The product of its (nonzero) digits is 300000, while the sum is 38.

The spelling of 23040545555 in words is "twenty-three billion, forty million, five hundred forty-five thousand, five hundred fifty-five".