20582422620 has 48 divisors (see below), whose sum is σ = 60136473600. Its totient is φ = 5250008896.

The previous prime is 20582422603. The next prime is 20582422621. The reversal of 20582422620 is 2622428502.

It is a super-2 number, since 2×20582422620² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20582422621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7456020 + ... + 7458779.

It is an arithmetic number, because the mean of its divisors is an integer number (1252843200).

Almost surely, 2^20582422620 is an apocalyptic number.

20582422620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20582422620 is an abundant number, since it is smaller than the sum of its proper divisors (39554050980).

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

20582422620 is a wasteful number, since it uses less digits than its factorization.

20582422620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14914834 (or 14914832 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The spelling of 20582422620 in words is "twenty billion, five hundred eighty-two million, four hundred twenty-two thousand, six hundred twenty".