20543025034002 has 16 divisors (see below), whose sum is σ = 41462986308480. Its totient is φ = 6784852304592.

The previous prime is 20543025033983. The next prime is 20543025034003. The reversal of 20543025034002 is 20043052034502.

It is a super-2 number, since 2×20543025034002² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 15705675978 + ... + 15705677285.

It is an arithmetic number, because the mean of its divisors is an integer number (2591436644280).

Almost surely, 2^{20543025034002} is an apocalyptic number.

20543025034002 is an abundant number, since it is smaller than the sum of its proper divisors (20919961274478).

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

20543025034002 is a wasteful number, since it uses less digits than its factorization.

20543025034002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31411353377.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 20543025034002 its reverse (20043052034502), we get a palindrome (40586077068504).

The spelling of 20543025034002 in words is "twenty trillion, five hundred forty-three billion, twenty-five million, thirty-four thousand, two".