5185104520 has 32 divisors (see below), whose sum is σ = 11981799000. Its totient is φ = 2017986048.

The previous prime is 5185104481. The next prime is 5185104523. The reversal of 5185104520 is 254015815.

It can be written as a sum of positive squares in 4 ways, for example, as 3422952036 + 1762152484 = 58506^2 + 41978^2 .

It is not an unprimeable number, because it can be changed into a prime (5185104523) 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, 1750245 + ... + 1753204.

Almost surely, 2^5185104520 is an apocalyptic number.

It is an amenable number.

5185104520 is an abundant number, since it is smaller than the sum of its proper divisors (6796694480).

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

5185104520 is a wasteful number, since it uses less digits than its factorization.

5185104520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503497 (or 3503493 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 31.

The square root of 5185104520 is about 72007.6698692577. The cubic root of 5185104520 is about 1730.8223918051.

The spelling of 5185104520 in words is "five billion, one hundred eighty-five million, one hundred four thousand, five hundred twenty".