5185351838 has 8 divisors (see below), whose sum is σ = 7787644560. Its totient is φ = 2589470320.

The previous prime is 5185351799. The next prime is 5185351859. The reversal of 5185351838 is 8381535815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5185351792 and 5185351801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1600778 + ... + 1604013.

It is an arithmetic number, because the mean of its divisors is an integer number (973455570).

Almost surely, 2^5185351838 is an apocalyptic number.

5185351838 is a deficient number, since it is larger than the sum of its proper divisors (2602292722).

5185351838 is a wasteful number, since it uses less digits than its factorization.

5185351838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205602.

The product of its digits is 576000, while the sum is 47.

The square root of 5185351838 is about 72009.3871519540. The cubic root of 5185351838 is about 1730.8499101656.

The spelling of 5185351838 in words is "five billion, one hundred eighty-five million, three hundred fifty-one thousand, eight hundred thirty-eight".