2022004542400 has 84 divisors (see below), whose sum is σ = 4982185531672. Its totient is φ = 807697935360.

The previous prime is 2022004542361. The next prime is 2022004542469. The reversal of 2022004542400 is 42454002202.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 310759 + ... + 2034841.

Almost surely, 2^{2022004542400} is an apocalyptic number.

2022004542400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022004542400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2491092765836).

2022004542400 is an abundant number, since it is smaller than the sum of its proper divisors (2960180989272).

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

2022004542400 is a wasteful number, since it uses less digits than its factorization.

2022004542400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724838 (or 1724823 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 2022004542400 its reverse (42454002202), we get a palindrome (2064458544602).

The spelling of 2022004542400 in words is "two trillion, twenty-two billion, four million, five hundred forty-two thousand, four hundred".