909852485959 has 4 divisors (see below), whose sum is σ = 910778074416. Its totient is φ = 908926897504.

The previous prime is 909852485953. The next prime is 909852485963. The reversal of 909852485959 is 959584258909.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 959584258909 = 17 ⋅56446132877.

It is a cyclic number.

It is not a de Polignac number, because 909852485959 - 2⁷ = 909852485831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 909852485891 and 909852485900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (909852485953) 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, 462792754 + ... + 462794719.

It is an arithmetic number, because the mean of its divisors is an integer number (227694518604).

Almost surely, 2^909852485959 is an apocalyptic number.

909852485959 is a deficient number, since it is larger than the sum of its proper divisors (925588457).

909852485959 is an equidigital number, since it uses as much as digits as its factorization.

909852485959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925588456.

The product of its (nonzero) digits is 419904000, while the sum is 73.

The spelling of 909852485959 in words is "nine hundred nine billion, eight hundred fifty-two million, four hundred eighty-five thousand, nine hundred fifty-nine".