20334534000 has 480 divisors, whose sum is σ = 74105548608. Its totient is φ = 4790016000.

The previous prime is 20334533993. The next prime is 20334534023. The reversal of 20334534000 is 43543302.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26861622 + ... + 26862378.

Almost surely, 2^20334534000 is an apocalyptic number.

20334534000 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 20334534000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37052774304).

20334534000 is an abundant number, since it is smaller than the sum of its proper divisors (53771014608).

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

20334534000 is a wasteful number, since it uses less digits than its factorization.

20334534000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The spelling of 20334534000 in words is "twenty billion, three hundred thirty-four million, five hundred thirty-four thousand".