7220265055224 has 128 divisors (see below), whose sum is σ = 19733377204800. Its totient is φ = 2188224921600.

The previous prime is 7220265055183. The next prime is 7220265055253. The reversal of 7220265055224 is 4225505620227.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5488222 + ... + 6675410.

Almost surely, 2^{7220265055224} 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 7220265055224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9866688602400).

7220265055224 is an abundant number, since it is smaller than the sum of its proper divisors (12513112149576).

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

7220265055224 is a wasteful number, since it uses less digits than its factorization.

7220265055224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187505 (or 1187501 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 42.

The spelling of 7220265055224 in words is "seven trillion, two hundred twenty billion, two hundred sixty-five million, fifty-five thousand, two hundred twenty-four".