5250918503 has 16 divisors (see below), whose sum is σ = 5701116960. Its totient is φ = 4816665600.

The previous prime is 5250918487. The next prime is 5250918511. The reversal of 5250918503 is 3058190525.

It is a cyclic number.

It is not a de Polignac number, because 5250918503 - 2⁴ = 5250918487 is a prime.

It is a super-2 number, since 2×5250918503² = 55144290250295522018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250918203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819968 + ... + 826346.

It is an arithmetic number, because the mean of its divisors is an integer number (356319810).

Almost surely, 2^5250918503 is an apocalyptic number.

5250918503 is a deficient number, since it is larger than the sum of its proper divisors (450198457).

5250918503 is a wasteful number, since it uses less digits than its factorization.

5250918503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7618.

The product of its (nonzero) digits is 54000, while the sum is 38.

The square root of 5250918503 is about 72463.2217266111. The cubic root of 5250918503 is about 1738.1146733869.

The spelling of 5250918503 in words is "five billion, two hundred fifty million, nine hundred eighteen thousand, five hundred three".