5185101428 has 12 divisors (see below), whose sum is σ = 9771922020. Its totient is φ = 2393123712.

The previous prime is 5185101409. The next prime is 5185101433. The reversal of 5185101428 is 8241015815.

It can be written as a sum of positive squares in 2 ways, for example, as 562733284 + 4622368144 = 23722^2 + 67988^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49856693 + ... + 49856796.

It is an arithmetic number, because the mean of its divisors is an integer number (814326835).

Almost surely, 2^5185101428 is an apocalyptic number.

It is an amenable number.

5185101428 is a deficient number, since it is larger than the sum of its proper divisors (4586820592).

5185101428 is a wasteful number, since it uses less digits than its factorization.

5185101428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99713506 (or 99713504 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 35.

The square root of 5185101428 is about 72007.6483993194. The cubic root of 5185101428 is about 1730.8220477616.

The spelling of 5185101428 in words is "five billion, one hundred eighty-five million, one hundred one thousand, four hundred twenty-eight".