20117024377444 has 12 divisors (see below), whose sum is σ = 35216861516284. Its totient is φ = 10055063944224.

The previous prime is 20117024377399. The next prime is 20117024377531. The reversal of 20117024377444 is 44477342071102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20105915217444 + 11109160000 = 4483962^2 + 105400^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20117024377394 and 20117024377403.

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, 862047999 + ... + 862071334.

Almost surely, 2^{20117024377444} is an apocalyptic number.

It is an amenable number.

20117024377444 is a deficient number, since it is larger than the sum of its proper divisors (15099837138840).

20117024377444 is a wasteful number, since it uses less digits than its factorization.

20117024377444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724122254 (or 1724122252 counting only the distinct ones).

The product of its (nonzero) digits is 1053696, while the sum is 46.

The spelling of 20117024377444 in words is "twenty trillion, one hundred seventeen billion, twenty-four million, three hundred seventy-seven thousand, four hundred forty-four".