201116164645 has 16 divisors (see below), whose sum is σ = 263291041728. Its totient is φ = 146259802240.

The previous prime is 201116164631. The next prime is 201116164673. The reversal of 201116164645 is 546461611102.

201116164645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201116164645 - 2¹³ = 201116156453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1416537 + ... + 1552033.

It is an arithmetic number, because the mean of its divisors is an integer number (16455690108).

Almost surely, 2^201116164645 is an apocalyptic number.

It is an amenable number.

201116164645 is a deficient number, since it is larger than the sum of its proper divisors (62174877083).

201116164645 is a wasteful number, since it uses less digits than its factorization.

201116164645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162500.

The product of its (nonzero) digits is 34560, while the sum is 37.

Adding to 201116164645 its reverse (546461611102), we get a palindrome (747577775747).

The spelling of 201116164645 in words is "two hundred one billion, one hundred sixteen million, one hundred sixty-four thousand, six hundred forty-five".