54042565 has 8 divisors (see below), whose sum is σ = 64892448. Its totient is φ = 43206480.

The previous prime is 54042553. The next prime is 54042581. The reversal of 54042565 is 56524045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54042565 - 2¹¹ = 54040517 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 7 ways as a sum of consecutive naturals, for example, 9814 + ... + 14296.

It is an arithmetic number, because the mean of its divisors is an integer number (8111556).

Almost surely, 2^54042565 is an apocalyptic number.

It is an amenable number.

54042565 is a deficient number, since it is larger than the sum of its proper divisors (10849883).

54042565 is a wasteful number, since it uses less digits than its factorization.

54042565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6899.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 54042565 is about 7351.3648392662. The cubic root of 54042565 is about 378.0756009961.

The spelling of 54042565 in words is "fifty-four million, forty-two thousand, five hundred sixty-five".