5442442442394 has 256 divisors, whose sum is σ = 12318438113280. Its totient is φ = 1594117324800.

The previous prime is 5442442442329. The next prime is 5442442442429. The reversal of 5442442442394 is 4932442442445.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7763826244 + ... + 7763826944.

It is an arithmetic number, because the mean of its divisors is an integer number (48118898880).

Almost surely, 2^{5442442442394} is an apocalyptic number.

5442442442394 is an abundant number, since it is smaller than the sum of its proper divisors (6875995670886).

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

5442442442394 is a wasteful number, since it uses less digits than its factorization.

5442442442394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245.

The product of its digits is 17694720, while the sum is 51.

Adding to 5442442442394 its sum of digits (51), we get a palindrome (5442442442445).

The spelling of 5442442442394 in words is "five trillion, four hundred forty-two billion, four hundred forty-two million, four hundred forty-two thousand, three hundred ninety-four".