5281288230650 has 12 divisors (see below), whose sum is σ = 9823196109102. Its totient is φ = 2112515292240.

The previous prime is 5281288230553. The next prime is 5281288230653. The reversal of 5281288230650 is 560328821825.

It can be written as a sum of positive squares in 3 ways, for example, as 2345709728041 + 2935578502609 = 1531571^2 + 1713353^2 .

It is a Harshad number since it is a multiple of its sum of digits (50), and also a Moran number because the ratio is a prime number: 105625764613 = 5281288230650 / (5 + 2 + 8 + 1 + 2 + 8 + 8 + 2 + 3 + 0 + 6 + 5 + 0).

It is not an unprimeable number, because it can be changed into a prime (5281288230653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52812882257 + ... + 52812882356.

Almost surely, 2^{5281288230650} is an apocalyptic number.

5281288230650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5281288230650 is a deficient number, since it is larger than the sum of its proper divisors (4541907878452).

5281288230650 is a wasteful number, since it uses less digits than its factorization.

5281288230650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105625764625 (or 105625764620 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 50.

The spelling of 5281288230650 in words is "five trillion, two hundred eighty-one billion, two hundred eighty-eight million, two hundred thirty thousand, six hundred fifty".