6220219440744 has 144 divisors (see below), whose sum is σ = 17692769973060. Its totient is φ = 1973627251200.

The previous prime is 6220219440731. The next prime is 6220219440803. The reversal of 6220219440744 is 4470449120226.

6220219440744 is a `hidden beast` number, since 6 + 2 + 20 + 219 + 4 + 407 + 4 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4641603095844 + 1578616344900 = 2154438^2 + 1256430^2 .

It is a super-2 number, since 2×6220219440744² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6220219440744.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3483844 + ... + 4957580.

Almost surely, 2^{6220219440744} 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 6220219440744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8846384986530).

6220219440744 is an abundant number, since it is smaller than the sum of its proper divisors (11472550532316).

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

6220219440744 is a wasteful number, since it uses less digits than its factorization.

6220219440744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473872 (or 1473834 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 6220219440744 in words is "six trillion, two hundred twenty billion, two hundred nineteen million, four hundred forty thousand, seven hundred forty-four".