5387531173522 has 16 divisors (see below), whose sum is σ = 8367931719000. Its totient is φ = 2598397701760.

The previous prime is 5387531173501. The next prime is 5387531173523. The reversal of 5387531173522 is 2253711357835.

It can be written as a sum of positive squares in 4 ways, for example, as 5358025897081 + 29505276441 = 2314741^2 + 171771^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5387531173522.

It is not an unprimeable number, because it can be changed into a prime (5387531173523) 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, 44213929 + ... + 44335612.

Almost surely, 2^{5387531173522} is an apocalyptic number.

5387531173522 is a deficient number, since it is larger than the sum of its proper divisors (2980400545478).

5387531173522 is a wasteful number, since it uses less digits than its factorization.

5387531173522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88550621.

The product of its digits is 5292000, while the sum is 52.

The spelling of 5387531173522 in words is "five trillion, three hundred eighty-seven billion, five hundred thirty-one million, one hundred seventy-three thousand, five hundred twenty-two".