211039970918399 has 8 divisors (see below), whose sum is σ = 241188644087328. Its totient is φ = 180891324223200.

The previous prime is 211039970918393. The next prime is 211039970918449. The reversal of 211039970918399 is 993819079930112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211039970918399 - 2¹² = 211039970914303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211039970918393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (37) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15305249 + ... + 25618949.

It is an arithmetic number, because the mean of its divisors is an integer number (30148580510916).

Almost surely, 2^{211039970918399} is an apocalyptic number.

211039970918399 is a deficient number, since it is larger than the sum of its proper divisors (30148673168929).

211039970918399 is a wasteful number, since it uses less digits than its factorization.

211039970918399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13236865.

The product of its (nonzero) digits is 59521392, while the sum is 71.

The spelling of 211039970918399 in words is "two hundred eleven trillion, thirty-nine billion, nine hundred seventy million, nine hundred eighteen thousand, three hundred ninety-nine".