5105645828 has 24 divisors (see below), whose sum is σ = 9076990104. Its totient is φ = 2512512000.

The previous prime is 5105645813. The next prime is 5105645833. The reversal of 5105645828 is 8285465015.

It can be written as a sum of positive squares in 4 ways, for example, as 6543364 + 5099102464 = 2558^2 + 71408^2 .

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 7 ways as a sum of consecutive naturals, for example, 33878 + ... + 106578.

It is an arithmetic number, because the mean of its divisors is an integer number (378207921).

Almost surely, 2^5105645828 is an apocalyptic number.

It is an amenable number.

5105645828 is a deficient number, since it is larger than the sum of its proper divisors (3971344276).

5105645828 is a wasteful number, since it uses less digits than its factorization.

5105645828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72983 (or 72981 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 44.

The square root of 5105645828 is about 71453.8020541944. The cubic root of 5105645828 is about 1721.9355608152.

The spelling of 5105645828 in words is "five billion, one hundred five million, six hundred forty-five thousand, eight hundred twenty-eight".