54666916225 has 12 divisors (see below), whose sum is σ = 67971693184. Its totient is φ = 43614360720.

The previous prime is 54666916207. The next prime is 54666916231. The reversal of 54666916225 is 52261966645.

54666916225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54666916225 - 2¹¹ = 54666914177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2969949 + ... + 2988298.

Almost surely, 2^54666916225 is an apocalyptic number.

It is an amenable number.

54666916225 is a deficient number, since it is larger than the sum of its proper divisors (13304776959).

54666916225 is a wasteful number, since it uses less digits than its factorization.

54666916225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5958624 (or 5958619 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 52.

The spelling of 54666916225 in words is "fifty-four billion, six hundred sixty-six million, nine hundred sixteen thousand, two hundred twenty-five".