5309868615 has 8 divisors (see below), whose sum is σ = 8495789808. Its totient is φ = 2831929920.

The previous prime is 5309868563. The next prime is 5309868617. The reversal of 5309868615 is 5168689035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5309868615 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5309868617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176995606 + ... + 176995635.

It is an arithmetic number, because the mean of its divisors is an integer number (1061973726).

Almost surely, 2^5309868615 is an apocalyptic number.

5309868615 is a deficient number, since it is larger than the sum of its proper divisors (3185921193).

5309868615 is a wasteful number, since it uses less digits than its factorization.

5309868615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353991249.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The square root of 5309868615 is about 72868.8452975618. The cubic root of 5309868615 is about 1744.5948726043.

The spelling of 5309868615 in words is "five billion, three hundred nine million, eight hundred sixty-eight thousand, six hundred fifteen".