11852520774 has 32 divisors (see below), whose sum is σ = 24263568384. Its totient is φ = 3857807520.

The previous prime is 11852520773. The next prime is 11852520781. The reversal of 11852520774 is 47702525811.

11852520774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11852520773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1490112 + ... + 1498044.

It is an arithmetic number, because the mean of its divisors is an integer number (758236512).

Almost surely, 2^11852520774 is an apocalyptic number.

11852520774 is an abundant number, since it is smaller than the sum of its proper divisors (12411047610).

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

11852520774 is a wasteful number, since it uses less digits than its factorization.

11852520774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13772.

The product of its (nonzero) digits is 156800, while the sum is 42.

The spelling of 11852520774 in words is "eleven billion, eight hundred fifty-two million, five hundred twenty thousand, seven hundred seventy-four".