211546545323343 has 16 divisors (see below), whose sum is σ = 286293961305216. Its totient is φ = 138915403593120.

The previous prime is 211546545323339. The next prime is 211546545323371. The reversal of 211546545323343 is 343323545645112.

It is not a de Polignac number, because 211546545323343 - 2² = 211546545323339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211546545323303) 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, 37856688 + ... + 43083893.

It is an arithmetic number, because the mean of its divisors is an integer number (17893372581576).

Almost surely, 2^{211546545323343} is an apocalyptic number.

211546545323343 is a deficient number, since it is larger than the sum of its proper divisors (74747415981873).

211546545323343 is a wasteful number, since it uses less digits than its factorization.

211546545323343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80953654.

The product of its digits is 15552000, while the sum is 51.

The spelling of 211546545323343 in words is "two hundred eleven trillion, five hundred forty-six billion, five hundred forty-five million, three hundred twenty-three thousand, three hundred forty-three".