12072751766 has 16 divisors (see below), whose sum is σ = 18218360160. Its totient is φ = 5999999040.

The previous prime is 12072751759. The next prime is 12072751771. The reversal of 12072751766 is 66715727021.

It is a super-2 number, since 2×12072751766² (a number of 21 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 824255 + ... + 838773.

It is an arithmetic number, because the mean of its divisors is an integer number (1138647510).

Almost surely, 2^12072751766 is an apocalyptic number.

12072751766 is a deficient number, since it is larger than the sum of its proper divisors (6145608394).

12072751766 is a wasteful number, since it uses less digits than its factorization.

12072751766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16999.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 12072751766 in words is "twelve billion, seventy-two million, seven hundred fifty-one thousand, seven hundred sixty-six".