231532555055 has 8 divisors (see below), whose sum is σ = 277940817744. Its totient is φ = 185158209600.

The previous prime is 231532555027. The next prime is 231532555073. The reversal of 231532555055 is 550555235132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 231532555055 - 2¹⁰ = 231532554031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8464286 + ... + 8491595.

It is an arithmetic number, because the mean of its divisors is an integer number (34742602218).

Almost surely, 2^231532555055 is an apocalyptic number.

231532555055 is a deficient number, since it is larger than the sum of its proper divisors (46408262689).

231532555055 is a wasteful number, since it uses less digits than its factorization.

231532555055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16958617.

The product of its (nonzero) digits is 562500, while the sum is 41.

The spelling of 231532555055 in words is "two hundred thirty-one billion, five hundred thirty-two million, five hundred fifty-five thousand, fifty-five".