65507075 has 6 divisors (see below), whose sum is σ = 81228804. Its totient is φ = 52405640.

The previous prime is 65507063. The next prime is 65507081. The reversal of 65507075 is 57070556.

It is not a de Polignac number, because 65507075 - 2⁶ = 65507011 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1310117 + ... + 1310166.

It is an arithmetic number, because the mean of its divisors is an integer number (13538134).

Almost surely, 2^65507075 is an apocalyptic number.

65507075 is a deficient number, since it is larger than the sum of its proper divisors (15721729).

65507075 is a wasteful number, since it uses less digits than its factorization.

65507075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620293 (or 2620288 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 65507075 is about 8093.6441112765. The cubic root of 65507075 is about 403.1154121070.

The spelling of 65507075 in words is "sixty-five million, five hundred seven thousand, seventy-five".