5197364432865 has 48 divisors (see below), whose sum is σ = 10156098758400. Its totient is φ = 2519934262560.

The previous prime is 5197364432839. The next prime is 5197364432867. The reversal of 5197364432865 is 5682344637915.

5197364432865 is a `hidden beast` number, since 5 + 1 + 97 + 36 + 4 + 432 + 86 + 5 = 666.

It is not a de Polignac number, because 5197364432865 - 2⁹ = 5197364432353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5197364432867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159070425 + ... + 159103094.

It is an arithmetic number, because the mean of its divisors is an integer number (211585390800).

Almost surely, 2^{5197364432865} is an apocalyptic number.

5197364432865 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5197364432865 is a deficient number, since it is larger than the sum of its proper divisors (4958734325535).

5197364432865 is a wasteful number, since it uses less digits than its factorization.

5197364432865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318173555 (or 318173538 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 63.

The spelling of 5197364432865 in words is "five trillion, one hundred ninety-seven billion, three hundred sixty-four million, four hundred thirty-two thousand, eight hundred sixty-five".