55244401442 has 8 divisors (see below), whose sum is σ = 82874350800. Its totient is φ = 27619617844.

The previous prime is 55244401423. The next prime is 55244401451. The reversal of 55244401442 is 24410444255.

It is a happy number.

55244401442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1264592 + ... + 1307547.

It is an arithmetic number, because the mean of its divisors is an integer number (10359293850).

Almost surely, 2^55244401442 is an apocalyptic number.

55244401442 is a deficient number, since it is larger than the sum of its proper divisors (27629949358).

55244401442 is a wasteful number, since it uses less digits than its factorization.

55244401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582880.

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 55244401442 its reverse (24410444255), we get a palindrome (79654845697).

The spelling of 55244401442 in words is "fifty-five billion, two hundred forty-four million, four hundred one thousand, four hundred forty-two".