20426509020300 has 144 divisors (see below), whose sum is σ = 60361415288832. Its totient is φ = 5330886566400.

The previous prime is 20426509020293. The next prime is 20426509020301. The reversal of 20426509020300 is 302090562402.

It is not an unprimeable number, because it can be changed into a prime (20426509020301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 427389405 + ... + 427437195.

Almost surely, 2^{20426509020300} is an apocalyptic number.

20426509020300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20426509020300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30180707644416).

20426509020300 is an abundant number, since it is smaller than the sum of its proper divisors (39934906268532).

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

20426509020300 is a wasteful number, since it uses less digits than its factorization.

20426509020300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78168 (or 78161 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 20426509020300 its reverse (302090562402), we get a palindrome (20728599582702).

The spelling of 20426509020300 in words is "twenty trillion, four hundred twenty-six billion, five hundred nine million, twenty thousand, three hundred".