210534116120591 has 8 divisors (see below), whose sum is σ = 212072220747504. Its totient is φ = 208996031193280.

The previous prime is 210534116120561. The next prime is 210534116120663. The reversal of 210534116120591 is 195021611435012.

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 210534116120591 - 2⁶ = 210534116120527 is a prime.

It is a super-2 number, since 2×210534116120591² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210534116120561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16878956 + ... + 26570046.

It is an arithmetic number, because the mean of its divisors is an integer number (26509027593438).

Almost surely, 2^{210534116120591} is an apocalyptic number.

210534116120591 is a deficient number, since it is larger than the sum of its proper divisors (1538104626913).

210534116120591 is a wasteful number, since it uses less digits than its factorization.

210534116120591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9849801.

The product of its (nonzero) digits is 64800, while the sum is 41.

The spelling of 210534116120591 in words is "two hundred ten trillion, five hundred thirty-four billion, one hundred sixteen million, one hundred twenty thousand, five hundred ninety-one".