23549425845 has 32 divisors (see below), whose sum is σ = 41143939200. Its totient is φ = 11406935040.

The previous prime is 23549425829. The next prime is 23549425969. The reversal of 23549425845 is 54852494532.

It is not a de Polignac number, because 23549425845 - 2⁴ = 23549425829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105057 + ... + 241113.

It is an arithmetic number, because the mean of its divisors is an integer number (1285748100).

Almost surely, 2^23549425845 is an apocalyptic number.

It is an amenable number.

23549425845 is a deficient number, since it is larger than the sum of its proper divisors (17594513355).

23549425845 is a wasteful number, since it uses less digits than its factorization.

23549425845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137125.

The product of its digits is 6912000, while the sum is 51.

The spelling of 23549425845 in words is "twenty-three billion, five hundred forty-nine million, four hundred twenty-five thousand, eight hundred forty-five".