260706194893 has 8 divisors (see below), whose sum is σ = 261695037816. Its totient is φ = 259717785600.

The previous prime is 260706194821. The next prime is 260706194911. The reversal of 260706194893 is 398491607062.

It can be written as a sum of positive squares in 4 ways, for example, as 126623528964 + 134082665929 = 355842^2 + 366173^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 260706194893 - 2²¹ = 260704097741 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 (260706194803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1122733 + ... + 1334893.

It is an arithmetic number, because the mean of its divisors is an integer number (32711879727).

Almost surely, 2^260706194893 is an apocalyptic number.

It is an amenable number.

260706194893 is a deficient number, since it is larger than the sum of its proper divisors (988842923).

260706194893 is a wasteful number, since it uses less digits than its factorization.

260706194893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216815.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The spelling of 260706194893 in words is "two hundred sixty billion, seven hundred six million, one hundred ninety-four thousand, eight hundred ninety-three".