5269372681 has 4 divisors (see below), whose sum is σ = 5274340164. Its totient is φ = 5264405200.

The previous prime is 5269372643. The next prime is 5269372687. The reversal of 5269372681 is 1862739625.

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 1275132681 + 3994240000 = 35709^2 + 63200^2 .

It is a cyclic number.

It is not a de Polignac number, because 5269372681 - 2¹⁵ = 5269339913 is a prime.

It is a super-2 number, since 2×5269372681² = 55532576902538255522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5269372687) 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, 2482150 + ... + 2484271.

It is an arithmetic number, because the mean of its divisors is an integer number (1318585041).

Almost surely, 2^5269372681 is an apocalyptic number.

It is an amenable number.

5269372681 is a deficient number, since it is larger than the sum of its proper divisors (4967483).

5269372681 is a wasteful number, since it uses less digits than its factorization.

5269372681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967482.

The product of its digits is 1088640, while the sum is 49.

The square root of 5269372681 is about 72590.4448326362. Note that the first 3 decimals coincide. The cubic root of 5269372681 is about 1740.1484746910.

The spelling of 5269372681 in words is "five billion, two hundred sixty-nine million, three hundred seventy-two thousand, six hundred eighty-one".