232561653555 has 96 divisors (see below), whose sum is σ = 472463117568. Its totient is φ = 96595027200.

The previous prime is 232561653553. The next prime is 232561653559. The reversal of 232561653555 is 555356165232.

232561653555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 232561653555 - 2¹ = 232561653553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232561653553) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 16591500 + ... + 16605510.

It is an arithmetic number, because the mean of its divisors is an integer number (4921490808).

Almost surely, 2^232561653555 is an apocalyptic number.

232561653555 is an abundant number, since it is smaller than the sum of its proper divisors (239901464013).

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

232561653555 is a wasteful number, since it uses less digits than its factorization.

232561653555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16097 (or 16090 counting only the distinct ones).

The product of its digits is 4050000, while the sum is 48.

The spelling of 232561653555 in words is "two hundred thirty-two billion, five hundred sixty-one million, six hundred fifty-three thousand, five hundred fifty-five".