213260260530265 has 32 divisors (see below), whose sum is σ = 292190098838400. Its totient is φ = 148122490682880.

The previous prime is 213260260530167. The next prime is 213260260530277. The reversal of 213260260530265 is 562035062062312.

It is a happy number.

It is not a de Polignac number, because 213260260530265 - 2⁹ = 213260260529753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620980756 + ... + 621324085.

It is an arithmetic number, because the mean of its divisors is an integer number (9130940588700).

Almost surely, 2^{213260260530265} is an apocalyptic number.

It is an amenable number.

213260260530265 is a deficient number, since it is larger than the sum of its proper divisors (78929838308135).

213260260530265 is a wasteful number, since it uses less digits than its factorization.

213260260530265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242305017.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 213260260530265 in words is "two hundred thirteen trillion, two hundred sixty billion, two hundred sixty million, five hundred thirty thousand, two hundred sixty-five".