5262438681 has 12 divisors (see below), whose sum is σ = 7601937408. Its totient is φ = 3507998424.

The previous prime is 5262438677. The next prime is 5262438691. The reversal of 5262438681 is 1868342625.

5262438681 is a `hidden beast` number, since 5 + 262 + 4 + 386 + 8 + 1 = 666.

5262438681 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5262438681 - 2² = 5262438677 is a prime.

It is a super-2 number, since 2×5262438681² = 55386521742570039522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5262438691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170656 + ... + 199118.

It is an arithmetic number, because the mean of its divisors is an integer number (633494784).

Almost surely, 2^5262438681 is an apocalyptic number.

It is an amenable number.

5262438681 is a deficient number, since it is larger than the sum of its proper divisors (2339498727).

5262438681 is a wasteful number, since it uses less digits than its factorization.

5262438681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49012 (or 49009 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 5262438681 is about 72542.6680030449. The cubic root of 5262438681 is about 1739.3848489374.

The spelling of 5262438681 in words is "five billion, two hundred sixty-two million, four hundred thirty-eight thousand, six hundred eighty-one".