5185381652 has 48 divisors (see below), whose sum is σ = 10092304320. Its totient is φ = 2311372800.

The previous prime is 5185381589. The next prime is 5185381673. The reversal of 5185381652 is 2561835815.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 671252 + ... + 678932.

It is an arithmetic number, because the mean of its divisors is an integer number (210256340).

Almost surely, 2^5185381652 is an apocalyptic number.

It is an amenable number.

5185381652 is a deficient number, since it is larger than the sum of its proper divisors (4906922668).

5185381652 is a wasteful number, since it uses less digits than its factorization.

5185381652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7992 (or 7990 counting only the distinct ones).

The product of its digits is 288000, while the sum is 44.

The square root of 5185381652 is about 72009.5941663331. The cubic root of 5185381652 is about 1730.8532274243.

The spelling of 5185381652 in words is "five billion, one hundred eighty-five million, three hundred eighty-one thousand, six hundred fifty-two".