260164615255567 has 16 divisors (see below), whose sum is σ = 284264790211584. Its totient is φ = 236139528340000.

The previous prime is 260164615255549. The next prime is 260164615255591. The reversal of 260164615255567 is 765552516461062.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 260164615255567 - 2¹¹ = 260164615253519 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 (260164615250567) 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, 11558442 + ... + 25571992.

It is an arithmetic number, because the mean of its divisors is an integer number (17766549388224).

Almost surely, 2^{260164615255567} is an apocalyptic number.

260164615255567 is a deficient number, since it is larger than the sum of its proper divisors (24100174956017).

260164615255567 is a wasteful number, since it uses less digits than its factorization.

260164615255567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14016230.

The product of its (nonzero) digits is 90720000, while the sum is 61.

The spelling of 260164615255567 in words is "two hundred sixty trillion, one hundred sixty-four billion, six hundred fifteen million, two hundred fifty-five thousand, five hundred sixty-seven".