65132665 has 32 divisors (see below), whose sum is σ = 92494080. Its totient is φ = 43566336.

The previous prime is 65132633. The next prime is 65132671. The reversal of 65132665 is 56623156.

It is a cyclic number.

It is not a de Polignac number, because 65132665 - 2⁵ = 65132633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65132665.

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, 27259 + ... + 29551.

It is an arithmetic number, because the mean of its divisors is an integer number (2890440).

Almost surely, 2^65132665 is an apocalyptic number.

65132665 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

65132665 is a deficient number, since it is larger than the sum of its proper divisors (27361415).

65132665 is a wasteful number, since it uses less digits than its factorization.

65132665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353.

The product of its digits is 32400, while the sum is 34.

The square root of 65132665 is about 8070.4810885102. The cubic root of 65132665 is about 402.3459333447.

The spelling of 65132665 in words is "sixty-five million, one hundred thirty-two thousand, six hundred sixty-five".