5452640091839 has 2 divisors, whose sum is σ = 5452640091840. Its totient is φ = 5452640091838.

The previous prime is 5452640091823. The next prime is 5452640091869. The reversal of 5452640091839 is 9381900462545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5452640091839 - 2⁴ = 5452640091823 is a prime.

It is a super-2 number, since 2×5452640091839² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5452640091869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2726320045919 + 2726320045920.

It is an arithmetic number, because the mean of its divisors is an integer number (2726320045920).

Almost surely, 2^{5452640091839} is an apocalyptic number.

5452640091839 is a deficient number, since it is larger than the sum of its proper divisors (1).

5452640091839 is an equidigital number, since it uses as much as digits as its factorization.

5452640091839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9331200, while the sum is 56.

The spelling of 5452640091839 in words is "five trillion, four hundred fifty-two billion, six hundred forty million, ninety-one thousand, eight hundred thirty-nine".