8422254060544 has 99 divisors (see below), whose sum is σ = 17044306997977. Its totient is φ = 4159724822528.

The previous prime is 8422254060541. The next prime is 8422254060617. The reversal of 8422254060544 is 4450604522248.

It is a happy number.

The square root of 8422254060544 is 2902112.

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., 1617251410944 + 6805002649600 = 1271712^2 + 2608640^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8422254060494 and 8422254060503.

It is not an unprimeable number, because it can be changed into a prime (8422254060541) 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, 8265214467 + ... + 8265215485.

Almost surely, 2^{8422254060544} is an apocalyptic number.

8422254060544 is the 2902112-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8422254060544

8422254060544 is an abundant number, since it is smaller than the sum of its proper divisors (8622052937433).

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

8422254060544 is an frugal number, since it uses more digits than its factorization.

8422254060544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 46.

The spelling of 8422254060544 in words is "eight trillion, four hundred twenty-two billion, two hundred fifty-four million, sixty thousand, five hundred forty-four".