20250784106256 has 40 divisors (see below), whose sum is σ = 57070391573664. Its totient is φ = 6136601244160.

The previous prime is 20250784106251. The next prime is 20250784106297. The reversal of 20250784106256 is 65260148705202.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (20250784106251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19176878361 + ... + 19176879416.

Almost surely, 2^{20250784106256} is an apocalyptic number.

It is an amenable number.

20250784106256 is an abundant number, since it is smaller than the sum of its proper divisors (36819607467408).

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

20250784106256 is a wasteful number, since it uses less digits than its factorization.

20250784106256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38353757799 (or 38353757793 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 20250784106256 in words is "twenty trillion, two hundred fifty billion, seven hundred eighty-four million, one hundred six thousand, two hundred fifty-six".