1004422052000 has 96 divisors (see below), whose sum is σ = 2575163695104. Its totient is φ = 384300576000.

The previous prime is 1004422051987. The next prime is 1004422052027. The reversal of 1004422052000 is 2502244001.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5366816 + ... + 5550815.

It is an arithmetic number, because the mean of its divisors is an integer number (26824621824).

Almost surely, 2^{1004422052000} is an apocalyptic number.

1004422052000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004422052000 is an abundant number, since it is smaller than the sum of its proper divisors (1570741643104).

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

1004422052000 is a wasteful number, since it uses less digits than its factorization.

1004422052000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10917679 (or 10917661 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 1004422052000 its reverse (2502244001), we get a palindrome (1006924296001).

The spelling of 1004422052000 in words is "one trillion, four billion, four hundred twenty-two million, fifty-two thousand".