5396248681 has 4 divisors (see below), whose sum is σ = 5713675092. Its totient is φ = 5078822272.

The previous prime is 5396248657. The next prime is 5396248699. The reversal of 5396248681 is 1868426935.

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 4084360281 + 1311888400 = 63909^2 + 36220^2 .

It is a cyclic number.

It is not a de Polignac number, because 5396248681 - 2¹³ = 5396240489 is a prime.

It is a super-2 number, since 2×5396248681² = 58238999654388479522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5396248621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158713180 + ... + 158713213.

It is an arithmetic number, because the mean of its divisors is an integer number (1428418773).

Almost surely, 2^5396248681 is an apocalyptic number.

It is an amenable number.

5396248681 is a deficient number, since it is larger than the sum of its proper divisors (317426411).

5396248681 is a wasteful number, since it uses less digits than its factorization.

5396248681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317426410.

The product of its digits is 2488320, while the sum is 52.

The square root of 5396248681 is about 73459.1633562485. The cubic root of 5396248681 is about 1754.0042923990.

The spelling of 5396248681 in words is "five billion, three hundred ninety-six million, two hundred forty-eight thousand, six hundred eighty-one".