231464117669 has 2 divisors, whose sum is σ = 231464117670. Its totient is φ = 231464117668.

The previous prime is 231464117657. The next prime is 231464117707. The reversal of 231464117669 is 966711464132.

231464117669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212763555169 + 18700562500 = 461263^2 + 136750^2 .

It is a cyclic number.

It is not a de Polignac number, because 231464117669 - 2⁸ = 231464117413 is a prime.

It is a super-2 number, since 2×231464117669² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231464177669) 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 as a sum of consecutive naturals, namely, 115732058834 + 115732058835.

It is an arithmetic number, because the mean of its divisors is an integer number (115732058835).

Almost surely, 2^231464117669 is an apocalyptic number.

It is an amenable number.

231464117669 is a deficient number, since it is larger than the sum of its proper divisors (1).

231464117669 is an equidigital number, since it uses as much as digits as its factorization.

231464117669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 50.

The spelling of 231464117669 in words is "two hundred thirty-one billion, four hundred sixty-four million, one hundred seventeen thousand, six hundred sixty-nine".