16749165766 has 8 divisors (see below), whose sum is σ = 25150450464. Its totient is φ = 8365682280.

The previous prime is 16749165757. The next prime is 16749165767. The reversal of 16749165766 is 66756194761.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16749165766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16749165767) 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, 4447950 + ... + 4451713.

It is an arithmetic number, because the mean of its divisors is an integer number (3143806308).

Almost surely, 2^16749165766 is an apocalyptic number.

16749165766 is a deficient number, since it is larger than the sum of its proper divisors (8401284698).

16749165766 is an equidigital number, since it uses as much as digits as its factorization.

16749165766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8900606.

The product of its digits is 11430720, while the sum is 58.

The spelling of 16749165766 in words is "sixteen billion, seven hundred forty-nine million, one hundred sixty-five thousand, seven hundred sixty-six".