260538540000 has 120 divisors (see below), whose sum is σ = 854618715720. Its totient is φ = 69476928000.

The previous prime is 260538539983. The next prime is 260538540001. The reversal of 260538540000 is 45835062.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260538540001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2111155 + ... + 2231154.

It is an arithmetic number, because the mean of its divisors is an integer number (7121822631).

Almost surely, 2^260538540000 is an apocalyptic number.

260538540000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260538540000 is an abundant number, since it is smaller than the sum of its proper divisors (594080175720).

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

260538540000 is an equidigital number, since it uses as much as digits as its factorization.

260538540000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4342342 (or 4342319 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 260538540000 in words is "two hundred sixty billion, five hundred thirty-eight million, five hundred forty thousand".