213665072710 has 64 divisors (see below), whose sum is σ = 410500047744. Its totient is φ = 79896960000.

The previous prime is 213665072707. The next prime is 213665072711. The reversal of 213665072710 is 17270566312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213665072711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2154210 + ... + 2251210.

It is an arithmetic number, because the mean of its divisors is an integer number (6414063246).

Almost surely, 2^213665072710 is an apocalyptic number.

213665072710 is a deficient number, since it is larger than the sum of its proper divisors (196834975034).

213665072710 is a wasteful number, since it uses less digits than its factorization.

213665072710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97249.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 213665072710 in words is "two hundred thirteen billion, six hundred sixty-five million, seventy-two thousand, seven hundred ten".