5387492865 has 64 divisors (see below), whose sum is σ = 9391479552. Its totient is φ = 2626560000.

The previous prime is 5387492861. The next prime is 5387492897. The reversal of 5387492865 is 5682947835.

It is not a de Polignac number, because 5387492865 - 2² = 5387492861 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5387492861) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 2623179 + ... + 2625231.

It is an arithmetic number, because the mean of its divisors is an integer number (146741868).

Almost surely, 2^5387492865 is an apocalyptic number.

It is an amenable number.

5387492865 is a deficient number, since it is larger than the sum of its proper divisors (4003986687).

5387492865 is a wasteful number, since it uses less digits than its factorization.

5387492865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370.

The product of its digits is 14515200, while the sum is 57.

The square root of 5387492865 is about 73399.5426756870. The cubic root of 5387492865 is about 1753.0551112419.

The spelling of 5387492865 in words is "five billion, three hundred eighty-seven million, four hundred ninety-two thousand, eight hundred sixty-five".