442125305400 has 192 divisors, whose sum is σ = 1388959850880. Its totient is φ = 116328640000.

The previous prime is 442125305399. The next prime is 442125305443. The reversal of 442125305400 is 4503521244.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16100482 + ... + 16127918.

It is an arithmetic number, because the mean of its divisors is an integer number (7234165890).

Almost surely, 2^442125305400 is an apocalyptic number.

442125305400 is a gapful number since it is divisible by the number (40) 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 442125305400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694479925440).

442125305400 is an abundant number, since it is smaller than the sum of its proper divisors (946834545480).

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

442125305400 is a wasteful number, since it uses less digits than its factorization.

442125305400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27814 (or 27805 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 442125305400 its reverse (4503521244), we get a palindrome (446628826644).

The spelling of 442125305400 in words is "four hundred forty-two billion, one hundred twenty-five million, three hundred five thousand, four hundred".