23615545152 has 56 divisors (see below), whose sum is σ = 63362872512. Its totient is φ = 7760972800.

The previous prime is 23615545139. The next prime is 23615545169. The reversal of 23615545152 is 25154551632.

It is a self number, because there is not a number n which added to its sum of digits gives 23615545152.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852549 + ... + 879812.

Almost surely, 2^23615545152 is an apocalyptic number.

It is an amenable number.

23615545152 is an abundant number, since it is smaller than the sum of its proper divisors (39747327360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23615545152 is a wasteful number, since it uses less digits than its factorization.

23615545152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732447 (or 1732437 counting only the distinct ones).

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

The spelling of 23615545152 in words is "twenty-three billion, six hundred fifteen million, five hundred forty-five thousand, one hundred fifty-two".