5426845134481 has 3 divisors (see below), whose sum is σ = 5426847464041. Its totient is φ = 5426842804922.

The previous prime is 5426845134449. The next prime is 5426845134493. The reversal of 5426845134481 is 1844315486245.

It is a happy number.

The square root of 5426845134481 is 2329559.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 5426845134481 - 2⁵ = 5426845134449 is a prime.

It is a super-2 number, since 2×5426845134481² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5426845134881) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1164780 + ... + 3494338.

Almost surely, 2^{5426845134481} is an apocalyptic number.

5426845134481 is the 2329559-th square number.

5426845134481 is the 1164780-th centered octagonal number.

It is an amenable number.

5426845134481 is a deficient number, since it is larger than the sum of its proper divisors (2329560).

5426845134481 is an frugal number, since it uses more digits than its factorization.

5426845134481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4659118 (or 2329559 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 55.

The spelling of 5426845134481 in words is "five trillion, four hundred twenty-six billion, eight hundred forty-five million, one hundred thirty-four thousand, four hundred eighty-one".