5250896381 has 4 divisors (see below), whose sum is σ = 5278103292. Its totient is φ = 5223689472.

The previous prime is 5250896359. The next prime is 5250896459. The reversal of 5250896381 is 1836980525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1941195481 + 3309700900 = 44059^2 + 57530^2 .

It is a cyclic number.

It is not a de Polignac number, because 5250896381 - 2²² = 5246702077 is a prime.

It is a super-2 number, since 2×5250896381² = 55143825607997794322, 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 (5250895381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13603166 + ... + 13603551.

It is an arithmetic number, because the mean of its divisors is an integer number (1319525823).

Almost surely, 2^5250896381 is an apocalyptic number.

It is an amenable number.

5250896381 is a deficient number, since it is larger than the sum of its proper divisors (27206911).

5250896381 is a wasteful number, since it uses less digits than its factorization.

5250896381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27206910.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 5250896381 is about 72463.0690834994. The cubic root of 5250896381 is about 1738.1122325043.

The spelling of 5250896381 in words is "five billion, two hundred fifty million, eight hundred ninety-six thousand, three hundred eighty-one".