260798588721 has 24 divisors (see below), whose sum is σ = 419699090304. Its totient is φ = 154696774560.

The previous prime is 260798588719. The next prime is 260798588753. The reversal of 260798588721 is 127885897062.

260798588721 is a `hidden beast` number, since 26 + 0 + 7 + 9 + 8 + 588 + 7 + 21 = 666.

It is not a de Polignac number, because 260798588721 - 2¹ = 260798588719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260798586721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28020126 + ... + 28029431.

It is an arithmetic number, because the mean of its divisors is an integer number (17487462096).

Almost surely, 2^260798588721 is an apocalyptic number.

It is an amenable number.

260798588721 is a deficient number, since it is larger than the sum of its proper divisors (158900501583).

260798588721 is a wasteful number, since it uses less digits than its factorization.

260798588721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56049621 (or 56049618 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 63.

The spelling of 260798588721 in words is "two hundred sixty billion, seven hundred ninety-eight million, five hundred eighty-eight thousand, seven hundred twenty-one".