54552865 has 16 divisors (see below), whose sum is σ = 66528000. Its totient is φ = 42939072.

The previous prime is 54552863. The next prime is 54552887. The reversal of 54552865 is 56825545.

It is a cyclic number.

It is not a de Polignac number, because 54552865 - 2¹ = 54552863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54552863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108204 + ... + 108706.

It is an arithmetic number, because the mean of its divisors is an integer number (4158000).

Almost surely, 2^54552865 is an apocalyptic number.

It is an amenable number.

54552865 is a deficient number, since it is larger than the sum of its proper divisors (11975135).

54552865 is a wasteful number, since it uses less digits than its factorization.

54552865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816.

The product of its digits is 240000, while the sum is 40.

The square root of 54552865 is about 7385.9911318658. The cubic root of 54552865 is about 379.2618751104.

The spelling of 54552865 in words is "fifty-four million, five hundred fifty-two thousand, eight hundred sixty-five".