442043101400 has 24 divisors (see below), whose sum is σ = 1027750211220. Its totient is φ = 176817240480.

The previous prime is 442043101399. The next prime is 442043101439. The reversal of 442043101400 is 4101340244.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1105107554 + ... + 1105107953.

Almost surely, 2^442043101400 is an apocalyptic number.

442043101400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

442043101400 is an abundant number, since it is smaller than the sum of its proper divisors (585707109820).

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

442043101400 is a wasteful number, since it uses less digits than its factorization.

442043101400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210215523 (or 2210215514 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 442043101400 its reverse (4101340244), we get a palindrome (446144441644).

The spelling of 442043101400 in words is "four hundred forty-two billion, forty-three million, one hundred one thousand, four hundred".