65552885 has 8 divisors (see below), whose sum is σ = 78876600. Its totient is φ = 52300224.

The previous prime is 65552849. The next prime is 65552899. The reversal of 65552885 is 58825556.

It can be written as a sum of positive squares in 4 ways, for example, as 14730244 + 50822641 = 3838^2 + 7129^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 65552885 - 2¹² = 65548789 is a prime.

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, 15710 + ... + 19439.

It is an arithmetic number, because the mean of its divisors is an integer number (9859575).

Almost surely, 2^65552885 is an apocalyptic number.

It is an amenable number.

65552885 is a deficient number, since it is larger than the sum of its proper divisors (13323715).

65552885 is a wasteful number, since it uses less digits than its factorization.

65552885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35527.

The product of its digits is 480000, while the sum is 44.

The square root of 65552885 is about 8096.4736150994. The cubic root of 65552885 is about 403.2093582648.

The spelling of 65552885 in words is "sixty-five million, five hundred fifty-two thousand, eight hundred eighty-five".