20850504027501 has 8 divisors (see below), whose sum is σ = 27800761309600. Its totient is φ = 13900291381872.

The previous prime is 20850504027497. The next prime is 20850504027559. The reversal of 20850504027501 is 10572040505802.

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

It is not a de Polignac number, because 20850504027501 - 2² = 20850504027497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20850504027501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20850504037501) 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, 10053526 + ... + 11948823.

It is an arithmetic number, because the mean of its divisors is an integer number (3475095163700).

Almost surely, 2^{20850504027501} is an apocalyptic number.

It is an amenable number.

20850504027501 is a deficient number, since it is larger than the sum of its proper divisors (6950257282099).

20850504027501 is a wasteful number, since it uses less digits than its factorization.

20850504027501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22318235.

The product of its (nonzero) digits is 112000, while the sum is 39.

The spelling of 20850504027501 in words is "twenty trillion, eight hundred fifty billion, five hundred four million, twenty-seven thousand, five hundred one".