865248242632 has 32 divisors (see below), whose sum is σ = 1626085265400. Its totient is φ = 431626305024.

The previous prime is 865248242581. The next prime is 865248242641. The reversal of 865248242632 is 236242842568.

It can be written as a sum of positive squares in 4 ways, for example, as 698371090596 + 166877152036 = 835686^2 + 408506^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 865248242632.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 8832094 + ... + 8929522.

Almost surely, 2^865248242632 is an apocalyptic number.

It is an amenable number.

865248242632 is a deficient number, since it is larger than the sum of its proper divisors (760837022768).

865248242632 is a wasteful number, since it uses less digits than its factorization.

865248242632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99985 (or 99981 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 52.

The spelling of 865248242632 in words is "eight hundred sixty-five billion, two hundred forty-eight million, two hundred forty-two thousand, six hundred thirty-two".