5185717628 has 36 divisors (see below), whose sum is σ = 11368694232. Its totient is φ = 2051491680.

The previous prime is 5185717601. The next prime is 5185717681. The reversal of 5185717628 is 8267175815.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1015058 + ... + 1020153.

It is an arithmetic number, because the mean of its divisors is an integer number (315797062).

Almost surely, 2^5185717628 is an apocalyptic number.

It is an amenable number.

5185717628 is an abundant number, since it is smaller than the sum of its proper divisors (6182976604).

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

5185717628 is a wasteful number, since it uses less digits than its factorization.

5185717628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035242 (or 2035233 counting only the distinct ones).

The product of its digits is 940800, while the sum is 50.

The square root of 5185717628 is about 72011.9269843545. The cubic root of 5185717628 is about 1730.8906089598.

The spelling of 5185717628 in words is "five billion, one hundred eighty-five million, seven hundred seventeen thousand, six hundred twenty-eight".