20458028622 has 8 divisors (see below), whose sum is σ = 40916057256. Its totient is φ = 6819342872.

The previous prime is 20458028597. The next prime is 20458028629. The reversal of 20458028622 is 22682085402.

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

20458028622 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20458028629) 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, 1704835713 + ... + 1704835724.

It is an arithmetic number, because the mean of its divisors is an integer number (5114507157).

Almost surely, 2^20458028622 is an apocalyptic number.

20458028622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20458028622 is a wasteful number, since it uses less digits than its factorization.

20458028622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3409671442.

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 20458028622 in words is "twenty billion, four hundred fifty-eight million, twenty-eight thousand, six hundred twenty-two".