20473053511678 has 8 divisors (see below), whose sum is σ = 30779533754640. Its totient is φ = 10213208926800.

The previous prime is 20473053511637. The next prime is 20473053511699. The reversal of 20473053511678 is 87611535037402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 11658913423 + ... + 11658915178.

It is an arithmetic number, because the mean of its divisors is an integer number (3847441719330).

Almost surely, 2^{20473053511678} is an apocalyptic number.

20473053511678 is a deficient number, since it is larger than the sum of its proper divisors (10306480242962).

20473053511678 is a wasteful number, since it uses less digits than its factorization.

20473053511678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23317829042.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 20473053511678 in words is "twenty trillion, four hundred seventy-three billion, fifty-three million, five hundred eleven thousand, six hundred seventy-eight".