231086651063 has 4 divisors (see below), whose sum is σ = 231088788840. Its totient is φ = 231084513288.

The previous prime is 231086651053. The next prime is 231086651083. The reversal of 231086651063 is 360156680132.

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 231086651063 - 2¹⁴ = 231086634679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 231086651063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231086651053) 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, 897593 + ... + 1125986.

It is an arithmetic number, because the mean of its divisors is an integer number (57772197210).

Almost surely, 2^231086651063 is an apocalyptic number.

231086651063 is a deficient number, since it is larger than the sum of its proper divisors (2137777).

231086651063 is a wasteful number, since it uses less digits than its factorization.

231086651063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137776.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 231086651063 in words is "two hundred thirty-one billion, eighty-six million, six hundred fifty-one thousand, sixty-three".