5424646253569 has 9 divisors (see below), whose sum is σ = 5560279614211. Its totient is φ = 5292244644880.

The previous prime is 5424646253563. The next prime is 5424646253617. The reversal of 5424646253569 is 9653526464245.

It is a happy number.

The square root of 5424646253569 is 2329087.

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

It can be written as a sum of positive squares in only one way, i.e., 261389855169 + 5163256398400 = 511263^2 + 2272280^2 .

It is not a de Polignac number, because 5424646253569 - 2³ = 5424646253561 is a prime.

It is a super-2 number, since 2×5424646253569² (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 (5424646253561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 95464164 + ... + 95520970.

Almost surely, 2^{5424646253569} is an apocalyptic number.

5424646253569 is the 2329087-th square number.

5424646253569 is the 1164544-th centered octagonal number.

It is an amenable number.

5424646253569 is a deficient number, since it is larger than the sum of its proper divisors (135633360642).

5424646253569 is an frugal number, since it uses more digits than its factorization.

5424646253569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113696 (or 56848 counting only the distinct ones).

The product of its digits is 186624000, while the sum is 61.

The spelling of 5424646253569 in words is "five trillion, four hundred twenty-four billion, six hundred forty-six million, two hundred fifty-three thousand, five hundred sixty-nine".