65475616 has 24 divisors (see below), whose sum is σ = 130833360. Its totient is φ = 32248128.

The previous prime is 65475593. The next prime is 65475623. The reversal of 65475616 is 61657456.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13126 + ... + 17413.

It is an arithmetic number, because the mean of its divisors is an integer number (5451390).

Almost surely, 2^65475616 is an apocalyptic number.

It is an amenable number.

65475616 is a deficient number, since it is larger than the sum of its proper divisors (65357744).

65475616 is a wasteful number, since it uses less digits than its factorization.

65475616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30616 (or 30608 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 65475616 is about 8091.7004393391. The cubic root of 65475616 is about 403.0508713005.

The spelling of 65475616 in words is "sixty-five million, four hundred seventy-five thousand, six hundred sixteen".