5223454540 has 48 divisors (see below), whose sum is σ = 11589419520. Its totient is φ = 1972071360.

The previous prime is 5223454531. The next prime is 5223454543. The reversal of 5223454540 is 454543225.

It is a super-2 number, since 2×5223454540² = 54568954662893223200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5223454496 and 5223454505.

It is not an unprimeable number, because it can be changed into a prime (5223454543) 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 15 ways as a sum of consecutive naturals, for example, 77619 + ... + 128341.

It is an arithmetic number, because the mean of its divisors is an integer number (241446240).

Almost surely, 2^5223454540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5223454540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5794709760).

5223454540 is an abundant number, since it is smaller than the sum of its proper divisors (6365964980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5223454540 is a wasteful number, since it uses less digits than its factorization.

5223454540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51022 (or 51020 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 5223454540 is about 72273.4705130451. The cubic root of 5223454540 is about 1735.0790785241.

Adding to 5223454540 its reverse (454543225), we get a palindrome (5677997765).

The spelling of 5223454540 in words is "five billion, two hundred twenty-three million, four hundred fifty-four thousand, five hundred forty".