54445444042 has 16 divisors (see below), whose sum is σ = 89096140512. Its totient is φ = 24746930320.

The previous prime is 54445444003. The next prime is 54445444127. The reversal of 54445444042 is 24044454445.

It is a junction number, because it is equal to n+sod(n) for n = 54445443986 and 54445444004.

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 7 ways as a sum of consecutive naturals, for example, 975093 + ... + 1029415.

It is an arithmetic number, because the mean of its divisors is an integer number (5568508782).

Almost surely, 2^54445444042 is an apocalyptic number.

54445444042 is a deficient number, since it is larger than the sum of its proper divisors (34650696470).

54445444042 is a wasteful number, since it uses less digits than its factorization.

54445444042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99893.

The product of its (nonzero) digits is 819200, while the sum is 40.

Adding to 54445444042 its reverse (24044454445), we get a palindrome (78489898487).

The spelling of 54445444042 in words is "fifty-four billion, four hundred forty-five million, four hundred forty-four thousand, forty-two".