4220022444400 has 60 divisors (see below), whose sum is σ = 11586975919312. Its totient is φ = 1446864837120.

The previous prime is 4220022444377. The next prime is 4220022444431. The reversal of 4220022444400 is 44442200224.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 753572637 + ... + 753578236.

Almost surely, 2^{4220022444400} is an apocalyptic number.

4220022444400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4220022444400 is an abundant number, since it is smaller than the sum of its proper divisors (7366953474912).

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

4220022444400 is a wasteful number, since it uses less digits than its factorization.

4220022444400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507150898 (or 1507150887 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4220022444400 its reverse (44442200224), we get a palindrome (4264464644624).

The spelling of 4220022444400 in words is "four trillion, two hundred twenty billion, twenty-two million, four hundred forty-four thousand, four hundred".