5100185444 has 6 divisors (see below), whose sum is σ = 8925324534. Its totient is φ = 2550092720.

The previous prime is 5100185399. The next prime is 5100185459. The reversal of 5100185444 is 4445810015.

It can be written as a sum of positive squares in only one way, i.e., 3185247844 + 1914937600 = 56438^2 + 43760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5100185444.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637523177 + ... + 637523184.

It is an arithmetic number, because the mean of its divisors is an integer number (1487554089).

Almost surely, 2^5100185444 is an apocalyptic number.

It is an amenable number.

5100185444 is a deficient number, since it is larger than the sum of its proper divisors (3825139090).

5100185444 is a wasteful number, since it uses less digits than its factorization.

5100185444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275046365 (or 1275046363 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 5100185444 is about 71415.5826413256. The cubic root of 5100185444 is about 1721.3214835370.

Adding to 5100185444 its reverse (4445810015), we get a palindrome (9545995459).

The spelling of 5100185444 in words is "five billion, one hundred million, one hundred eighty-five thousand, four hundred forty-four".