116161001566 has 8 divisors (see below), whose sum is σ = 174244252104. Its totient is φ = 58079584200.

The previous prime is 116161001557. The next prime is 116161001569. The reversal of 116161001566 is 665100161611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116161001569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287085 + ... + 561016.

It is an arithmetic number, because the mean of its divisors is an integer number (21780531513).

Almost surely, 2^116161001566 is an apocalyptic number.

116161001566 is a deficient number, since it is larger than the sum of its proper divisors (58083250538).

116161001566 is an equidigital number, since it uses as much as digits as its factorization.

116161001566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916586.

The product of its (nonzero) digits is 6480, while the sum is 34.

The spelling of 116161001566 in words is "one hundred sixteen billion, one hundred sixty-one million, one thousand, five hundred sixty-six".