231824706436 has 6 divisors (see below), whose sum is σ = 405693236270. Its totient is φ = 115912353216.

The previous prime is 231824706433. The next prime is 231824706457. The reversal of 231824706436 is 634607428132.

It can be written as a sum of positive squares in only one way, i.e., 179314983936 + 52509722500 = 423456^2 + 229150^2 .

It is not an unprimeable number, because it can be changed into a prime (231824706431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28978088301 + ... + 28978088308.

Almost surely, 2^231824706436 is an apocalyptic number.

It is an amenable number.

231824706436 is a deficient number, since it is larger than the sum of its proper divisors (173868529834).

231824706436 is a wasteful number, since it uses less digits than its factorization.

231824706436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57956176613 (or 57956176611 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 231824706436 in words is "two hundred thirty-one billion, eight hundred twenty-four million, seven hundred six thousand, four hundred thirty-six".