260016556 has 12 divisors (see below), whose sum is σ = 455264992. Its totient is φ = 129940848.

The previous prime is 260016511. The next prime is 260016593. The reversal of 260016556 is 655610062.

260016556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×260016556² = 135217218788202272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7620 + ... + 24043.

Almost surely, 2^260016556 is an apocalyptic number.

It is an amenable number.

260016556 is a deficient number, since it is larger than the sum of its proper divisors (195248436).

260016556 is a wasteful number, since it uses less digits than its factorization.

260016556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33720 (or 33718 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 260016556 is about 16125.0288681912. The cubic root of 260016556 is about 638.2639768730.

The spelling of 260016556 in words is "two hundred sixty million, sixteen thousand, five hundred fifty-six".