20330308450944 has 128 divisors (see below), whose sum is σ = 60253706016000. Its totient is φ = 6748414525440.

The previous prime is 20330308450909. The next prime is 20330308450957. The reversal of 20330308450944 is 44905480303302.

20330308450944 is a `hidden beast` number, since 2 + 0 + 3 + 30 + 30 + 84 + 509 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×20330308450944² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20330308450944.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11480737 + ... + 13132704.

It is an arithmetic number, because the mean of its divisors is an integer number (470732078250).

Almost surely, 2^{20330308450944} is an apocalyptic number.

20330308450944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20330308450944 is an abundant number, since it is smaller than the sum of its proper divisors (39923397565056).

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

20330308450944 is a wasteful number, since it uses less digits than its factorization.

20330308450944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24613703 (or 24613685 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 20330308450944 in words is "twenty trillion, three hundred thirty billion, three hundred eight million, four hundred fifty thousand, nine hundred forty-four".