260660026 has 32 divisors (see below), whose sum is σ = 441262080. Its totient is φ = 114457200.

The previous prime is 260660021. The next prime is 260660063. The reversal of 260660026 is 620066062.

It is a junction number, because it is equal to n+sod(n) for n = 260659976 and 260660003.

It is not an unprimeable number, because it can be changed into a prime (260660021) 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, 80091 + ... + 83281.

It is an arithmetic number, because the mean of its divisors is an integer number (13789440).

Almost surely, 2^260660026 is an apocalyptic number.

260660026 is a deficient number, since it is larger than the sum of its proper divisors (180602054).

260660026 is a wasteful number, since it uses less digits than its factorization.

260660026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3330.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 260660026 is about 16144.9690615993. The cubic root of 260660026 is about 638.7900528523.

The spelling of 260660026 in words is "two hundred sixty million, six hundred sixty thousand, twenty-six".