260012779893 has 16 divisors (see below), whose sum is σ = 385349092800. Its totient is φ = 173276614800.

The previous prime is 260012779849. The next prime is 260012779909. The reversal of 260012779893 is 398977210062.

260012779893 is a `hidden beast` number, since 2 + 600 + 1 + 27 + 7 + 9 + 8 + 9 + 3 = 666.

It is not a de Polignac number, because 260012779893 - 2¹⁰ = 260012778869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260012779843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1739058 + ... + 1882643.

It is an arithmetic number, because the mean of its divisors is an integer number (24084318300).

Almost surely, 2^260012779893 is an apocalyptic number.

It is an amenable number.

260012779893 is a deficient number, since it is larger than the sum of its proper divisors (125336312907).

260012779893 is a wasteful number, since it uses less digits than its factorization.

260012779893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624369 (or 3624363 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 260012779893 in words is "two hundred sixty billion, twelve million, seven hundred seventy-nine thousand, eight hundred ninety-three".