65565060 has 96 divisors (see below), whose sum is σ = 202172544. Its totient is φ = 15875200.

The previous prime is 65565053. The next prime is 65565077. The reversal of 65565060 is 6056556.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79450 + ... + 80270.

It is an arithmetic number, because the mean of its divisors is an integer number (2105964).

Almost surely, 2^65565060 is an apocalyptic number.

65565060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65565060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101086272).

65565060 is an abundant number, since it is smaller than the sum of its proper divisors (136607484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65565060 is a wasteful number, since it uses less digits than its factorization.

65565060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 65565060 is about 8097.2254507331. The cubic root of 65565060 is about 403.2343191294.

The spelling of 65565060 in words is "sixty-five million, five hundred sixty-five thousand, sixty".