865714449025 has 12 divisors (see below), whose sum is σ = 1073506703872. Its totient is φ = 692558148240.

The previous prime is 865714448983. The next prime is 865714449037. The reversal of 865714449025 is 520944417568.

It is not a de Polignac number, because 865714449025 - 2¹¹ = 865714446977 is a prime.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1102492 + ... + 1716658.

Almost surely, 2^865714449025 is an apocalyptic number.

It is an amenable number.

865714449025 is a deficient number, since it is larger than the sum of its proper divisors (207792254847).

865714449025 is a wasteful number, since it uses less digits than its factorization.

865714449025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670560 (or 670555 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 865714449025 in words is "eight hundred sixty-five billion, seven hundred fourteen million, four hundred forty-nine thousand, twenty-five".