244120422544 has 40 divisors (see below), whose sum is σ = 478374661080. Its totient is φ = 120669339648.

The previous prime is 244120422503. The next prime is 244120422593. The reversal of 244120422544 is 445224021442.

It can be written as a sum of positive squares in 4 ways, for example, as 25564172544 + 218556250000 = 159888^2 + 467500^2 .

It is a super-2 number, since 2×244120422544² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13480504 + ... + 13498600.

It is an arithmetic number, because the mean of its divisors is an integer number (11959366527).

Almost surely, 2^244120422544 is an apocalyptic number.

It is an amenable number.

244120422544 is a deficient number, since it is larger than the sum of its proper divisors (234254238536).

244120422544 is a wasteful number, since it uses less digits than its factorization.

244120422544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27667 (or 27661 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 34.

Adding to 244120422544 its reverse (445224021442), we get a palindrome (689344443986).

The spelling of 244120422544 in words is "two hundred forty-four billion, one hundred twenty million, four hundred twenty-two thousand, five hundred forty-four".