202541020540 has 24 divisors (see below), whose sum is σ = 426871664352. Its totient is φ = 80723928000.

The previous prime is 202541020501. The next prime is 202541020553. The reversal of 202541020540 is 45020145202.

202541020540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18274336 + ... + 18285415.

It is an arithmetic number, because the mean of its divisors is an integer number (17786319348).

Almost surely, 2^202541020540 is an apocalyptic number.

202541020540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202541020540 is an abundant number, since it is smaller than the sum of its proper divisors (224330643812).

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

202541020540 is a wasteful number, since it uses less digits than its factorization.

202541020540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36560037 (or 36560035 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 202541020540 its reverse (45020145202), we get a palindrome (247561165742).

The spelling of 202541020540 in words is "two hundred two billion, five hundred forty-one million, twenty thousand, five hundred forty".