231671763066 has 8 divisors (see below), whose sum is σ = 463343526144. Its totient is φ = 77223921020.

The previous prime is 231671763061. The next prime is 231671763083. The reversal of 231671763066 is 660367176132.

It is a sphenic number, since it is the product of 3 distinct primes.

231671763066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (231671763061) 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, 19305980250 + ... + 19305980261.

It is an arithmetic number, because the mean of its divisors is an integer number (57917940768).

Almost surely, 2^231671763066 is an apocalyptic number.

231671763066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231671763066 is a wasteful number, since it uses less digits than its factorization.

231671763066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38611960516.

The product of its (nonzero) digits is 1143072, while the sum is 48.

The spelling of 231671763066 in words is "two hundred thirty-one billion, six hundred seventy-one million, seven hundred sixty-three thousand, sixty-six".