12752777757752 has 8 divisors (see below), whose sum is σ = 23911458295800. Its totient is φ = 6376388878872.

The previous prime is 12752777757701. The next prime is 12752777757757. The reversal of 12752777757752 is 25775777725721.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×12752777757752² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12752777757757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 797048609852 + ... + 797048609867.

It is an arithmetic number, because the mean of its divisors is an integer number (2988932286975).

Almost surely, 2^{12752777757752} is an apocalyptic number.

It is an amenable number.

12752777757752 is a deficient number, since it is larger than the sum of its proper divisors (11158680538048).

12752777757752 is a wasteful number, since it uses less digits than its factorization.

12752777757752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594097219725 (or 1594097219721 counting only the distinct ones).

The product of its digits is 823543000, while the sum is 71.

The spelling of 12752777757752 in words is "twelve trillion, seven hundred fifty-two billion, seven hundred seventy-seven million, seven hundred fifty-seven thousand, seven hundred fifty-two".