232664306251 has 4 divisors (see below), whose sum is σ = 250561560592. Its totient is φ = 214767051912.

The previous prime is 232664306213. The next prime is 232664306267. The reversal of 232664306251 is 152603466232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232664306251 - 2¹³ = 232664298059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232664306201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8948627151 + ... + 8948627176.

It is an arithmetic number, because the mean of its divisors is an integer number (62640390148).

Almost surely, 2^232664306251 is an apocalyptic number.

232664306251 is a deficient number, since it is larger than the sum of its proper divisors (17897254341).

232664306251 is a wasteful number, since it uses less digits than its factorization.

232664306251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17897254340.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 232664306251 in words is "two hundred thirty-two billion, six hundred sixty-four million, three hundred six thousand, two hundred fifty-one".