260777171291 has 64 divisors (see below), whose sum is σ = 334301700096. Its totient is φ = 197964864000.

The previous prime is 260777171267. The next prime is 260777171293. The reversal of 260777171291 is 192171777062.

It is a cyclic number.

It is not a de Polignac number, because 260777171291 - 2⁶ = 260777171227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (260777171293) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44490701 + ... + 44496561.

It is an arithmetic number, because the mean of its divisors is an integer number (5223464064).

Almost surely, 2^260777171291 is an apocalyptic number.

260777171291 is a deficient number, since it is larger than the sum of its proper divisors (73524528805).

260777171291 is a wasteful number, since it uses less digits than its factorization.

260777171291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6132.

The product of its (nonzero) digits is 518616, while the sum is 50.

The spelling of 260777171291 in words is "two hundred sixty billion, seven hundred seventy-seven million, one hundred seventy-one thousand, two hundred ninety-one".