20842094592 has 336 divisors, whose sum is σ = 67880666880. Its totient is φ = 6104678400.

The previous prime is 20842094569. The next prime is 20842094641. The reversal of 20842094592 is 29549024802.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25140834 + ... + 25141662.

Almost surely, 2^20842094592 is an apocalyptic number.

20842094592 is a gapful number since it is divisible by the number (22) 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 20842094592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33940333440).

20842094592 is an abundant number, since it is smaller than the sum of its proper divisors (47038572288).

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

20842094592 is a wasteful number, since it uses less digits than its factorization.

20842094592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 20842094592 in words is "twenty billion, eight hundred forty-two million, ninety-four thousand, five hundred ninety-two".