44402142454141 has 4 divisors (see below), whose sum is σ = 44403098269212. Its totient is φ = 44401186639072.

The previous prime is 44402142454099. The next prime is 44402142454207. The reversal of 44402142454141 is 14145424120444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24360887705625 + 20041254748516 = 4935675^2 + 4476746^2 .

It is a cyclic number.

It is not a de Polignac number, because 44402142454141 - 2³³ = 44393552519549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44402142454094 and 44402142454103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44402142452141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477837850 + ... + 477930763.

It is an arithmetic number, because the mean of its divisors is an integer number (11100774567303).

Almost surely, 2^{44402142454141} is an apocalyptic number.

It is an amenable number.

44402142454141 is a deficient number, since it is larger than the sum of its proper divisors (955815071).

44402142454141 is an equidigital number, since it uses as much as digits as its factorization.

44402142454141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955815070.

The product of its (nonzero) digits is 327680, while the sum is 40.

Adding to 44402142454141 its reverse (14145424120444), we get a palindrome (58547566574585).

The spelling of 44402142454141 in words is "forty-four trillion, four hundred two billion, one hundred forty-two million, four hundred fifty-four thousand, one hundred forty-one".