20582335000 has 40 divisors (see below), whose sum is σ = 48224422620. Its totient is φ = 8232932000.

The previous prime is 20582334977. The next prime is 20582335001. The reversal of 20582335000 is 53328502.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 20582335000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20582335001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2053234 + ... + 2063233.

Almost surely, 2^20582335000 is an apocalyptic number.

20582335000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20582335000 is an abundant number, since it is smaller than the sum of its proper divisors (27642087620).

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

20582335000 is an equidigital number, since it uses as much as digits as its factorization.

20582335000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4116493 (or 4116474 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 20582335000 in words is "twenty billion, five hundred eighty-two million, three hundred thirty-five thousand".