260012779892 has 12 divisors (see below), whose sum is σ = 457920597540. Its totient is φ = 129178323456.

The previous prime is 260012779849. The next prime is 260012779909. The reversal of 260012779892 is 298977210062.

260012779892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 93462272656 + 166550507236 = 305716^2 + 408106^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 207015917 + ... + 207017172.

It is an arithmetic number, because the mean of its divisors is an integer number (38160049795).

Almost surely, 2^260012779892 is an apocalyptic number.

It is an amenable number.

260012779892 is a deficient number, since it is larger than the sum of its proper divisors (197907817648).

260012779892 is a wasteful number, since it uses less digits than its factorization.

260012779892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414033250 (or 414033248 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 260012779892 in words is "two hundred sixty billion, twelve million, seven hundred seventy-nine thousand, eight hundred ninety-two".