20247442563044 has 6 divisors (see below), whose sum is σ = 35433024485334. Its totient is φ = 10123721281520.

The previous prime is 20247442563017. The next prime is 20247442563119. The reversal of 20247442563044 is 44036524474202.

20247442563044 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 20090833998400 + 156608564644 = 4482280^2 + 395738^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20247442563044.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530930320377 + ... + 2530930320384.

It is an arithmetic number, because the mean of its divisors is an integer number (5905504080889).

Almost surely, 2^{20247442563044} is an apocalyptic number.

It is an amenable number.

20247442563044 is a deficient number, since it is larger than the sum of its proper divisors (15185581922290).

20247442563044 is a wasteful number, since it uses less digits than its factorization.

20247442563044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061860640765 (or 5061860640763 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 47.

The spelling of 20247442563044 in words is "twenty trillion, two hundred forty-seven billion, four hundred forty-two million, five hundred sixty-three thousand, forty-four".