20543025034008 has 48 divisors (see below), whose sum is σ = 55638496063800. Its totient is φ = 6847535122560.

The previous prime is 20543025034003. The next prime is 20543025034009. The reversal of 20543025034008 is 80043052034502.

20543025034008 is a `hidden beast` number, since 2 + 0 + 5 + 4 + 302 + 5 + 0 + 340 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20543025034003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664903 + ... + 6444233.

Almost surely, 2^{20543025034008} is an apocalyptic number.

It is an amenable number.

20543025034008 is an abundant number, since it is smaller than the sum of its proper divisors (35095471029792).

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

20543025034008 is a wasteful number, since it uses less digits than its factorization.

20543025034008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5828712 (or 5828705 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 20543025034008 in words is "twenty trillion, five hundred forty-three billion, twenty-five million, thirty-four thousand, eight".