12012755673 has 16 divisors (see below), whose sum is σ = 16448712896. Its totient is φ = 7793997120.

The previous prime is 12012755669. The next prime is 12012755707. The reversal of 12012755673 is 37655721021.

It is a happy number.

It is not a de Polignac number, because 12012755673 - 2² = 12012755669 is a prime.

It is a super-3 number, since 3×12012755673³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12012755633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132358 + ... + 203823.

It is an arithmetic number, because the mean of its divisors is an integer number (1028044556).

Almost surely, 2^12012755673 is an apocalyptic number.

It is an amenable number.

12012755673 is a deficient number, since it is larger than the sum of its proper divisors (4435957223).

12012755673 is a wasteful number, since it uses less digits than its factorization.

12012755673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336504.

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 12012755673 in words is "twelve billion, twelve million, seven hundred fifty-five thousand, six hundred seventy-three".