260264321456 has 40 divisors (see below), whose sum is σ = 534750193440. Its totient is φ = 122287944704.

The previous prime is 260264321431. The next prime is 260264321459. The reversal of 260264321456 is 654123462062.

260264321456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (260264321459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563471 + ... + 915438.

It is an arithmetic number, because the mean of its divisors is an integer number (13368754836).

Almost surely, 2^260264321456 is an apocalyptic number.

It is an amenable number.

260264321456 is an abundant number, since it is smaller than the sum of its proper divisors (274485871984).

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

260264321456 is a wasteful number, since it uses less digits than its factorization.

260264321456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479581 (or 1479575 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 260264321456 in words is "two hundred sixty billion, two hundred sixty-four million, three hundred twenty-one thousand, four hundred fifty-six".