244121555044 has 6 divisors (see below), whose sum is σ = 427212721334. Its totient is φ = 122060777520.

The previous prime is 244121555039. The next prime is 244121555077. The reversal of 244121555044 is 440555121442.

It can be written as a sum of positive squares in only one way, i.e., 211977368100 + 32144186944 = 460410^2 + 179288^2 .

It is a junction number, because it is equal to n+sod(n) for n = 244121554994 and 244121555012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30515194377 + ... + 30515194384.

Almost surely, 2^244121555044 is an apocalyptic number.

It is an amenable number.

244121555044 is a deficient number, since it is larger than the sum of its proper divisors (183091166290).

244121555044 is a wasteful number, since it uses less digits than its factorization.

244121555044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61030388765 (or 61030388763 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 244121555044 its reverse (440555121442), we get a palindrome (684676676486).

The spelling of 244121555044 in words is "two hundred forty-four billion, one hundred twenty-one million, five hundred fifty-five thousand, forty-four".