260660529792 has 160 divisors (see below), whose sum is σ = 835392830580. Its totient is φ = 80203198464.

The previous prime is 260660529781. The next prime is 260660529809. The reversal of 260660529792 is 297925066062.

It is a happy number.

260660529792 is a `hidden beast` number, since 2 + 6 + 0 + 6 + 605 + 29 + 7 + 9 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 260369349696 + 291180096 = 510264^2 + 17064^2 .

It is a super-2 number, since 2×260660529792² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 832173 + ... + 1101740.

Almost surely, 2^260660529792 is an apocalyptic number.

It is an amenable number.

260660529792 is an abundant number, since it is smaller than the sum of its proper divisors (574732300788).

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

260660529792 is a wasteful number, since it uses less digits than its factorization.

260660529792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933952 (or 1933931 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 260660529792 in words is "two hundred sixty billion, six hundred sixty million, five hundred twenty-nine thousand, seven hundred ninety-two".