201166695028702 has 64 divisors (see below), whose sum is σ = 329031207550080. Its totient is φ = 91691274240000.

The previous prime is 201166695028669. The next prime is 201166695028757. The reversal of 201166695028702 is 207820596661102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1128152952 + ... + 1128331252.

It is an arithmetic number, because the mean of its divisors is an integer number (5141112617970).

Almost surely, 2^{201166695028702} is an apocalyptic number.

201166695028702 is a deficient number, since it is larger than the sum of its proper divisors (127864512521378).

201166695028702 is a wasteful number, since it uses less digits than its factorization.

201166695028702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180149.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 201166695028702 in words is "two hundred one trillion, one hundred sixty-six billion, six hundred ninety-five million, twenty-eight thousand, seven hundred two".