201794181497102 has 16 divisors (see below), whose sum is σ = 304976143422720. Its totient is φ = 100135977671352.

The previous prime is 201794181497057. The next prime is 201794181497131.

It is a happy number.

201794181497102 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126870278 + ... + 128450985.

It is an arithmetic number, because the mean of its divisors is an integer number (19061008963920).

Almost surely, 2^{201794181497102} is an apocalyptic number.

201794181497102 is a deficient number, since it is larger than the sum of its proper divisors (103181961925618).

201794181497102 is a wasteful number, since it uses less digits than its factorization.

201794181497102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255324247.

The product of its (nonzero) digits is 2032128, while the sum is 56.

The spelling of 201794181497102 in words is "two hundred one trillion, seven hundred ninety-four billion, one hundred eighty-one million, four hundred ninety-seven thousand, one hundred two".