20026885204480 has 160 divisors (see below), whose sum is σ = 59866082432640. Its totient is φ = 6242145976320.

The previous prime is 20026885204453. The next prime is 20026885204489. The reversal of 20026885204480 is 8440258862002.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×20026885204480² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20026885204489) 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, 50601595 + ... + 50995834.

It is an arithmetic number, because the mean of its divisors is an integer number (374163015204).

Almost surely, 2^{20026885204480} is an apocalyptic number.

20026885204480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20026885204480 is an abundant number, since it is smaller than the sum of its proper divisors (39839197228160).

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

20026885204480 is a wasteful number, since it uses less digits than its factorization.

20026885204480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101597470 (or 101597454 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 49.

The spelling of 20026885204480 in words is "twenty trillion, twenty-six billion, eight hundred eighty-five million, two hundred four thousand, four hundred eighty".