260440895727 has 16 divisors (see below), whose sum is σ = 398284764160. Its totient is φ = 168026383800.

The previous prime is 260440895723. The next prime is 260440895843. The reversal of 260440895727 is 727598044062.

260440895727 is a `hidden beast` number, since 2 + 60 + 4 + 4 + 0 + 8 + 9 + 572 + 7 = 666.

It is not a de Polignac number, because 260440895727 - 2² = 260440895723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260440895723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155579149 + ... + 155580822.

It is an arithmetic number, because the mean of its divisors is an integer number (24892797760).

Almost surely, 2^260440895727 is an apocalyptic number.

260440895727 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

260440895727 is a deficient number, since it is larger than the sum of its proper divisors (137843868433).

260440895727 is a wasteful number, since it uses less digits than its factorization.

260440895727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311160011 (or 311160005 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 260440895727 in words is "two hundred sixty billion, four hundred forty million, eight hundred ninety-five thousand, seven hundred twenty-seven".