7226446316544 has 1848 divisors, whose sum is σ = 27514293609600. Its totient is φ = 1894463520768.

The previous prime is 7226446316543. The next prime is 7226446316563. The reversal of 7226446316544 is 4456136446227.

7226446316544 is a `hidden beast` number, since 7 + 2 + 2 + 64 + 4 + 6 + 31 + 6 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (23224320) is a multiple of the sum of its prime divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7226446316543) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 43272133549 + ... + 43272133715.

Almost surely, 2^{7226446316544} 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 7226446316544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13757146804800).

7226446316544 is an abundant number, since it is smaller than the sum of its proper divisors (20287847293056).

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

7226446316544 is an equidigital number, since it uses as much as digits as its factorization.

7226446316544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 192 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 54.

The spelling of 7226446316544 in words is "seven trillion, two hundred twenty-six billion, four hundred forty-six million, three hundred sixteen thousand, five hundred forty-four".