16213610188775 has 12 divisors (see below), whose sum is σ = 20979001705872. Its totient is φ = 12406936491840.

The previous prime is 16213610188723. The next prime is 16213610188799. The reversal of 16213610188775 is 57788101631261.

It is not a de Polignac number, because 16213610188775 - 2¹⁶ = 16213610123239 is a prime.

It is a super-2 number, since 2×16213610188775² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16213610188775.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14098790894 + ... + 14098792043.

It is an arithmetic number, because the mean of its divisors is an integer number (1748250142156).

Almost surely, 2^{16213610188775} is an apocalyptic number.

16213610188775 is a deficient number, since it is larger than the sum of its proper divisors (4765391517097).

16213610188775 is a wasteful number, since it uses less digits than its factorization.

16213610188775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28197582970 (or 28197582965 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 56.

The spelling of 16213610188775 in words is "sixteen trillion, two hundred thirteen billion, six hundred ten million, one hundred eighty-eight thousand, seven hundred seventy-five".