20250743640834 has 48 divisors (see below), whose sum is σ = 47115138904416. Its totient is φ = 5785783819200.

The previous prime is 20250743640817. The next prime is 20250743640847. The reversal of 20250743640834 is 43804634705202.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

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, 11368294 + ... + 13028414.

It is an arithmetic number, because the mean of its divisors is an integer number (981565393842).

Almost surely, 2^{20250743640834} is an apocalyptic number.

20250743640834 is an abundant number, since it is smaller than the sum of its proper divisors (26864395263582).

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

20250743640834 is a wasteful number, since it uses less digits than its factorization.

20250743640834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701631 (or 1701624 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 48.

The spelling of 20250743640834 in words is "twenty trillion, two hundred fifty billion, seven hundred forty-three million, six hundred forty thousand, eight hundred thirty-four".