231550510414228 has 6 divisors (see below), whose sum is σ = 405213393224906. Its totient is φ = 115775255207112.

The previous prime is 231550510414213. The next prime is 231550510414229. The reversal of 231550510414228 is 822414015055132.

231550510414228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 161527119886224 + 70023390528004 = 12709332^2 + 8367998^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231550510414229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28943813801775 + ... + 28943813801782.

Almost surely, 2^{231550510414228} is an apocalyptic number.

It is an amenable number.

231550510414228 is a deficient number, since it is larger than the sum of its proper divisors (173662882810678).

231550510414228 is a wasteful number, since it uses less digits than its factorization.

231550510414228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57887627603561 (or 57887627603559 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 43.

The spelling of 231550510414228 in words is "two hundred thirty-one trillion, five hundred fifty billion, five hundred ten million, four hundred fourteen thousand, two hundred twenty-eight".