65545345 has 8 divisors (see below), whose sum is σ = 82794240. Its totient is φ = 49676400.

The previous prime is 65545339. The next prime is 65545357. The reversal of 65545345 is 54354556.

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

It is not a de Polignac number, because 65545345 - 2⁹ = 65544833 is a prime.

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, 344881 + ... + 345070.

It is an arithmetic number, because the mean of its divisors is an integer number (10349280).

Almost surely, 2^65545345 is an apocalyptic number.

It is an amenable number.

65545345 is a deficient number, since it is larger than the sum of its proper divisors (17248895).

65545345 is a wasteful number, since it uses less digits than its factorization.

65545345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689975.

The product of its digits is 180000, while the sum is 37.

The square root of 65545345 is about 8096.0079668933. The cubic root of 65545345 is about 403.1938984055.

The spelling of 65545345 in words is "sixty-five million, five hundred forty-five thousand, three hundred forty-five".