231641314643 has 4 divisors (see below), whose sum is σ = 235567438680. Its totient is φ = 227715190608.

The previous prime is 231641314637. The next prime is 231641314649. The reversal of 231641314643 is 346413146132.

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

It is an interprime number because it is at equal distance from previous prime (231641314637) and next prime (231641314649).

It is a cyclic number.

It is not a de Polignac number, because 231641314643 - 2²² = 231637120339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231641314597 and 231641314606.

It is not an unprimeable number, because it can be changed into a prime (231641314649) 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, 1963061930 + ... + 1963062047.

It is an arithmetic number, because the mean of its divisors is an integer number (58891859670).

Almost surely, 2^231641314643 is an apocalyptic number.

231641314643 is a deficient number, since it is larger than the sum of its proper divisors (3926124037).

231641314643 is an equidigital number, since it uses as much as digits as its factorization.

231641314643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926124036.

The product of its digits is 124416, while the sum is 38.

The spelling of 231641314643 in words is "two hundred thirty-one billion, six hundred forty-one million, three hundred fourteen thousand, six hundred forty-three".