6220400060 has 144 divisors (see below), whose sum is σ = 15485196384. Its totient is φ = 2092511232.

The previous prime is 6220400047. The next prime is 6220400093. The reversal of 6220400060 is 600040226.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14365604 + ... + 14366036.

It is an arithmetic number, because the mean of its divisors is an integer number (107536086).

Almost surely, 2^6220400060 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 6220400060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7742598192).

6220400060 is an abundant number, since it is smaller than the sum of its proper divisors (9264796324).

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

6220400060 is a wasteful number, since it uses less digits than its factorization.

6220400060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 691 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 6220400060 is about 78869.5128677742. The cubic root of 6220400060 is about 1839.1032236033.

Adding to 6220400060 its reverse (600040226), we get a palindrome (6820440286).

The spelling of 6220400060 in words is "six billion, two hundred twenty million, four hundred thousand, sixty".