2561053528508 has 24 divisors (see below), whose sum is σ = 4509275742048. Its totient is φ = 1272711522816.

The previous prime is 2561053528459. The next prime is 2561053528511. The reversal of 2561053528508 is 8058253501652.

2561053528508 is digitally balanced in base 2, 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, 2355641 + ... + 3266672.

It is an arithmetic number, because the mean of its divisors is an integer number (187886489252).

Almost surely, 2^{2561053528508} is an apocalyptic number.

It is an amenable number.

2561053528508 is a deficient number, since it is larger than the sum of its proper divisors (1948222213540).

2561053528508 is a wasteful number, since it uses less digits than its factorization.

2561053528508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5623013 (or 5623011 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 50.

The spelling of 2561053528508 in words is "two trillion, five hundred sixty-one billion, fifty-three million, five hundred twenty-eight thousand, five hundred eight".