20773089235 has 4 divisors (see below), whose sum is σ = 24927707088. Its totient is φ = 16618471384.

The previous prime is 20773089221. The next prime is 20773089277. The reversal of 20773089235 is 53298037702.

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 20773089235 - 2⁵ = 20773089203 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2077308919 + ... + 2077308928.

It is an arithmetic number, because the mean of its divisors is an integer number (6231926772).

Almost surely, 2^20773089235 is an apocalyptic number.

20773089235 is a deficient number, since it is larger than the sum of its proper divisors (4154617853).

20773089235 is an equidigital number, since it uses as much as digits as its factorization.

20773089235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4154617852.

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 20773089235 in words is "twenty billion, seven hundred seventy-three million, eighty-nine thousand, two hundred thirty-five".