55482865 has 4 divisors (see below), whose sum is σ = 66579444. Its totient is φ = 44386288.

The previous prime is 55482821. The next prime is 55482893. The reversal of 55482865 is 56828455.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15147664 + 40335201 = 3892^2 + 6351^2 .

It is a cyclic number.

It is not a de Polignac number, because 55482865 - 2⁹ = 55482353 is a prime.

It is a super-4 number, since 4×55482865⁴ (a number of 32 digits) contains 4444 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5548282 + ... + 5548291.

It is an arithmetic number, because the mean of its divisors is an integer number (16644861).

Almost surely, 2^55482865 is an apocalyptic number.

It is an amenable number.

55482865 is a deficient number, since it is larger than the sum of its proper divisors (11096579).

55482865 is a wasteful number, since it uses less digits than its factorization.

55482865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11096578.

The product of its digits is 384000, while the sum is 43.

The square root of 55482865 is about 7448.6820981970. The cubic root of 55482865 is about 381.4049217203.

The spelling of 55482865 in words is "fifty-five million, four hundred eighty-two thousand, eight hundred sixty-five".