12342773765 has 32 divisors (see below), whose sum is σ = 17226792960. Its totient is φ = 8315141184.

The previous prime is 12342773761. The next prime is 12342773767. The reversal of 12342773765 is 56737724321.

It is not a de Polignac number, because 12342773765 - 2² = 12342773761 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12342773761) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 444356 + ... + 471314.

It is an arithmetic number, because the mean of its divisors is an integer number (538337280).

Almost surely, 2^12342773765 is an apocalyptic number.

It is an amenable number.

12342773765 is a deficient number, since it is larger than the sum of its proper divisors (4884019195).

12342773765 is a wasteful number, since it uses less digits than its factorization.

12342773765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27201.

The product of its digits is 1481760, while the sum is 47.

The spelling of 12342773765 in words is "twelve billion, three hundred forty-two million, seven hundred seventy-three thousand, seven hundred sixty-five".