116620021166 has 8 divisors (see below), whose sum is σ = 190832761944. Its totient is φ = 53009100520.

The previous prime is 116620021153. The next prime is 116620021181. The reversal of 116620021166 is 661120026611.

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

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 3 ways as a sum of consecutive naturals, for example, 2650455005 + ... + 2650455048.

It is an arithmetic number, because the mean of its divisors is an integer number (23854095243).

Almost surely, 2^116620021166 is an apocalyptic number.

116620021166 is a deficient number, since it is larger than the sum of its proper divisors (74212740778).

116620021166 is a wasteful number, since it uses less digits than its factorization.

116620021166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5300910066.

The product of its (nonzero) digits is 5184, while the sum is 32.

Adding to 116620021166 its reverse (661120026611), we get a palindrome (777740047777).

Subtracting 116620021166 from its reverse (661120026611), we obtain a palindrome (544500005445).

The spelling of 116620021166 in words is "one hundred sixteen billion, six hundred twenty million, twenty-one thousand, one hundred sixty-six".