11625055306566 has 32 divisors (see below), whose sum is σ = 26127214606080. Its totient is φ = 3421420959264.

The previous prime is 11625055306531. The next prime is 11625055306607. The reversal of 11625055306566 is 66560355052611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3239980176 + ... + 3239983763.

It is an arithmetic number, because the mean of its divisors is an integer number (816475456440).

Almost surely, 2^{11625055306566} is an apocalyptic number.

11625055306566 is an abundant number, since it is smaller than the sum of its proper divisors (14502159299514).

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

11625055306566 is a wasteful number, since it uses less digits than its factorization.

11625055306566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6479963980.

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 11625055306566 in words is "eleven trillion, six hundred twenty-five billion, fifty-five million, three hundred six thousand, five hundred sixty-six".