231537483808 has 24 divisors (see below), whose sum is σ = 460265053248. Its totient is φ = 114644771904.

The previous prime is 231537483803. The next prime is 231537483851. The reversal of 231537483808 is 808384735132.

It is not an unprimeable number, because it can be changed into a prime (231537483803) 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, 35120716 + ... + 35127307.

It is an arithmetic number, because the mean of its divisors is an integer number (19177710552).

Almost surely, 2^231537483808 is an apocalyptic number.

It is an amenable number.

231537483808 is a deficient number, since it is larger than the sum of its proper divisors (228727569440).

231537483808 is a wasteful number, since it uses less digits than its factorization.

231537483808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70248136 (or 70248128 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 231537483808 in words is "two hundred thirty-one billion, five hundred thirty-seven million, four hundred eighty-three thousand, eight hundred eight".