260198645 has 16 divisors (see below), whose sum is σ = 361735680. Its totient is φ = 175976064.

The previous prime is 260198639. The next prime is 260198657. The reversal of 260198645 is 546891062.

It is a happy number.

260198645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 260198645 - 2¹⁰ = 260197621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48365 + ... + 53474.

It is an arithmetic number, because the mean of its divisors is an integer number (22608480).

Almost surely, 2^260198645 is an apocalyptic number.

It is an amenable number.

260198645 is a deficient number, since it is larger than the sum of its proper divisors (101537035).

260198645 is a wasteful number, since it uses less digits than its factorization.

260198645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101924.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 260198645 is about 16130.6740404733. The cubic root of 260198645 is about 638.4129337085.

The spelling of 260198645 in words is "two hundred sixty million, one hundred ninety-eight thousand, six hundred forty-five".