12652527774 has 16 divisors (see below), whose sum is σ = 25315580160. Its totient is φ = 4215755160.

The previous prime is 12652527773. The next prime is 12652527779. The reversal of 12652527774 is 47772525621.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652527773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422854 + ... + 451785.

It is an arithmetic number, because the mean of its divisors is an integer number (1582223760).

Almost surely, 2^12652527774 is an apocalyptic number.

12652527774 is an abundant number, since it is smaller than the sum of its proper divisors (12663052386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12652527774 is a wasteful number, since it uses less digits than its factorization.

12652527774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877055.

The product of its digits is 1646400, while the sum is 48.

The spelling of 12652527774 in words is "twelve billion, six hundred fifty-two million, five hundred twenty-seven thousand, seven hundred seventy-four".