54789565 has 16 divisors (see below), whose sum is σ = 68853888. Its totient is φ = 41774656.

The previous prime is 54789541. The next prime is 54789601. The reversal of 54789565 is 56598745.

It is a cyclic number.

It is not a de Polignac number, because 54789565 - 2⁵ = 54789533 is a prime.

It is a Duffinian number.

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, 39219 + ... + 40591.

It is an arithmetic number, because the mean of its divisors is an integer number (4303368).

Almost surely, 2^54789565 is an apocalyptic number.

It is an amenable number.

54789565 is a deficient number, since it is larger than the sum of its proper divisors (14064323).

54789565 is a wasteful number, since it uses less digits than its factorization.

54789565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748.

The product of its digits is 1512000, while the sum is 49.

The square root of 54789565 is about 7401.9973655764. The cubic root of 54789565 is about 379.8096114599.

The spelling of 54789565 in words is "fifty-four million, seven hundred eighty-nine thousand, five hundred sixty-five".