5102643641 has 8 divisors (see below), whose sum is σ = 5280093000. Its totient is φ = 4925294080.

The previous prime is 5102643607. The next prime is 5102643647. The reversal of 5102643641 is 1463462015.

It can be written as a sum of positive squares in 4 ways, for example, as 441168016 + 4661475625 = 21004^2 + 68275^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5102643641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5102643598 and 5102643607.

It is not an unprimeable number, because it can be changed into a prime (5102643647) by changing a digit.

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, 87785 + ... + 133833.

It is an arithmetic number, because the mean of its divisors is an integer number (660011625).

Almost surely, 2^5102643641 is an apocalyptic number.

It is an amenable number.

5102643641 is a deficient number, since it is larger than the sum of its proper divisors (177449359).

5102643641 is a wasteful number, since it uses less digits than its factorization.

5102643641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49899.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 5102643641 is about 71432.7910766477. The cubic root of 5102643641 is about 1721.5979877102.

The spelling of 5102643641 in words is "five billion, one hundred two million, six hundred forty-three thousand, six hundred forty-one".