260665053 has 16 divisors (see below), whose sum is σ = 380199936. Its totient is φ = 157541040.

The previous prime is 260665007. The next prime is 260665117. The reversal of 260665053 is 350566062.

It is not a de Polignac number, because 260665053 - 2⁹ = 260664541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260665753) 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, 1350 + ... + 22872.

It is an arithmetic number, because the mean of its divisors is an integer number (23762496).

Almost surely, 2^260665053 is an apocalyptic number.

It is an amenable number.

260665053 is a deficient number, since it is larger than the sum of its proper divisors (119534883).

260665053 is a wasteful number, since it uses less digits than its factorization.

260665053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21904.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 260665053 is about 16145.1247440210. The cubic root of 260665053 is about 638.7941593213.

The spelling of 260665053 in words is "two hundred sixty million, six hundred sixty-five thousand, fifty-three".