54465609 has 48 divisors (see below), whose sum is σ = 86184000. Its totient is φ = 30476160.

The previous prime is 54465581. The next prime is 54465611. The reversal of 54465609 is 90656445.

54465609 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 54465609 - 2⁵ = 54465577 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (54465659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 365467 + ... + 365615.

It is an arithmetic number, because the mean of its divisors is an integer number (1795500).

Almost surely, 2^54465609 is an apocalyptic number.

It is an amenable number.

54465609 is a deficient number, since it is larger than the sum of its proper divisors (31718391).

54465609 is a wasteful number, since it uses less digits than its factorization.

54465609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 54465609 is about 7380.0819101145. The cubic root of 54465609 is about 379.0595604466.

The spelling of 54465609 in words is "fifty-four million, four hundred sixty-five thousand, six hundred nine".