213085215195904 has 36 divisors (see below), whose sum is σ = 425937979279120. Its totient is φ = 106392335846400.

The previous prime is 213085215195791. The next prime is 213085215195907. The reversal of 213085215195904 is 409591512580312.

It is not an unprimeable number, because it can be changed into a prime (213085215195907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586817172 + ... + 587180179.

Almost surely, 2^{213085215195904} is an apocalyptic number.

It is an amenable number.

213085215195904 is a deficient number, since it is larger than the sum of its proper divisors (212852764083216).

213085215195904 is an equidigital number, since it uses as much as digits as its factorization.

213085215195904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173998076 (or 1173998062 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 55.

The spelling of 213085215195904 in words is "two hundred thirteen trillion, eighty-five billion, two hundred fifteen million, one hundred ninety-five thousand, nine hundred four".