23554005525 has 48 divisors (see below), whose sum is σ = 43286723520. Its totient is φ = 12557160000.

The previous prime is 23554005521. The next prime is 23554005569. The reversal of 23554005525 is 52550045532.

It is not a de Polignac number, because 23554005525 - 2² = 23554005521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23554005525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23554005521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2237775 + ... + 2248275.

It is an arithmetic number, because the mean of its divisors is an integer number (901806740).

Almost surely, 2^23554005525 is an apocalyptic number.

23554005525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23554005525 is a deficient number, since it is larger than the sum of its proper divisors (19732717995).

23554005525 is a wasteful number, since it uses less digits than its factorization.

23554005525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13843 (or 13832 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The spelling of 23554005525 in words is "twenty-three billion, five hundred fifty-four million, five thousand, five hundred twenty-five".