11725271504 has 20 divisors (see below), whose sum is σ = 22730552964. Its totient is φ = 5859322368.

The previous prime is 11725271449. The next prime is 11725271581. The reversal of 11725271504 is 40517252711.

11725271504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3875311504 + 7849960000 = 62252^2 + 88600^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 177767 + ... + 234630.

Almost surely, 2^11725271504 is an apocalyptic number.

It is an amenable number.

11725271504 is a deficient number, since it is larger than the sum of its proper divisors (11005281460).

11725271504 is a wasteful number, since it uses less digits than its factorization.

11725271504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414182 (or 414176 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 35.

The spelling of 11725271504 in words is "eleven billion, seven hundred twenty-five million, two hundred seventy-one thousand, five hundred four".