5209489635 has 96 divisors (see below), whose sum is σ = 10424816640. Its totient is φ = 2207858688.

The previous prime is 5209489619. The next prime is 5209489651. The reversal of 5209489635 is 5369849025.

It is an interprime number because it is at equal distance from previous prime (5209489619) and next prime (5209489651).

It is not a de Polignac number, because 5209489635 - 2⁴ = 5209489619 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 652387 + ... + 660323.

It is an arithmetic number, because the mean of its divisors is an integer number (108591840).

Almost surely, 2^5209489635 is an apocalyptic number.

5209489635 is an abundant number, since it is smaller than the sum of its proper divisors (5215327005).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5209489635 is a wasteful number, since it uses less digits than its factorization.

5209489635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8025 (or 8018 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 5209489635 is about 72176.7942970592. The cubic root of 5209489635 is about 1733.5314539523.

The spelling of 5209489635 in words is "five billion, two hundred nine million, four hundred eighty-nine thousand, six hundred thirty-five".