20853782035110 has 48 divisors (see below), whose sum is σ = 54274216507056. Its totient is φ = 5555430777024.

The previous prime is 20853782035103. The next prime is 20853782035133. The reversal of 20853782035110 is 1153028735802.

20853782035110 is a `hidden beast` number, since 2 + 0 + 8 + 53 + 7 + 82 + 0 + 3 + 511 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116113224 + ... + 116292683.

It is an arithmetic number, because the mean of its divisors is an integer number (1130712843897).

Almost surely, 2^{20853782035110} is an apocalyptic number.

20853782035110 is an abundant number, since it is smaller than the sum of its proper divisors (33420434471946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20853782035110 is a wasteful number, since it uses less digits than its factorization.

20853782035110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232406917 (or 232406914 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 20853782035110 in words is "twenty trillion, eight hundred fifty-three billion, seven hundred eighty-two million, thirty-five thousand, one hundred ten".