20848178303 has 4 divisors (see below), whose sum is σ = 20857567368. Its totient is φ = 20838789240.

The previous prime is 20848178233. The next prime is 20848178333. The reversal of 20848178303 is 30387184802.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20848178303 - 2²⁰ = 20847129727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20848178333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4691201 + ... + 4695642.

It is an arithmetic number, because the mean of its divisors is an integer number (5214391842).

Almost surely, 2^20848178303 is an apocalyptic number.

20848178303 is a deficient number, since it is larger than the sum of its proper divisors (9389065).

20848178303 is an equidigital number, since it uses as much as digits as its factorization.

20848178303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9389064.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 20848178303 in words is "twenty billion, eight hundred forty-eight million, one hundred seventy-eight thousand, three hundred three".