20445046622200 has 24 divisors (see below), whose sum is σ = 47534733397080. Its totient is φ = 8178018648800.

The previous prime is 20445046622197. The next prime is 20445046622243. The reversal of 20445046622200 is 222664054402.

It is a self number, because there is not a number n which added to its sum of digits gives 20445046622200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51112616356 + ... + 51112616755.

It is an arithmetic number, because the mean of its divisors is an integer number (1980613891545).

Almost surely, 2^{20445046622200} is an apocalyptic number.

20445046622200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20445046622200 is an abundant number, since it is smaller than the sum of its proper divisors (27089686774880).

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

20445046622200 is a wasteful number, since it uses less digits than its factorization.

20445046622200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102225233127 (or 102225233118 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

The spelling of 20445046622200 in words is "twenty trillion, four hundred forty-five billion, forty-six million, six hundred twenty-two thousand, two hundred".