2002530020543 has 8 divisors (see below), whose sum is σ = 2209170079536. Its totient is φ = 1803404145600.

The previous prime is 2002530020489. The next prime is 2002530020563. The reversal of 2002530020543 is 3450200352002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2002530020543 - 2¹² = 2002530016447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002530020563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878545453 + ... + 1878546518.

It is an arithmetic number, because the mean of its divisors is an integer number (276146259942).

Almost surely, 2^{2002530020543} is an apocalyptic number.

2002530020543 is a deficient number, since it is larger than the sum of its proper divisors (206640058993).

2002530020543 is a wasteful number, since it uses less digits than its factorization.

2002530020543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3757092025.

The product of its (nonzero) digits is 7200, while the sum is 26.

Adding to 2002530020543 its reverse (3450200352002), we get a palindrome (5452730372545).

The spelling of 2002530020543 in words is "two trillion, two billion, five hundred thirty million, twenty thousand, five hundred forty-three".