23153501532 has 48 divisors (see below), whose sum is σ = 63178556672. Its totient is φ = 6461441280.

The previous prime is 23153501521. The next prime is 23153501573. The reversal of 23153501532 is 23510535132.

It is a self number, because there is not a number n which added to its sum of digits gives 23153501532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3201469 + ... + 3208692.

Almost surely, 2^23153501532 is an apocalyptic number.

It is an amenable number.

23153501532 is an abundant number, since it is smaller than the sum of its proper divisors (40025055140).

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

23153501532 is a wasteful number, since it uses less digits than its factorization.

23153501532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6410218 (or 6410216 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 23153501532 in words is "twenty-three billion, one hundred fifty-three million, five hundred one thousand, five hundred thirty-two".