65334545 has 8 divisors (see below), whose sum is σ = 78628200. Its totient is φ = 52116480.

The previous prime is 65334541. The next prime is 65334551. The reversal of 65334545 is 54543356.

It can be written as a sum of positive squares in 4 ways, for example, as 12902464 + 52432081 = 3592^2 + 7241^2 .

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

It is not a de Polignac number, because 65334545 - 2² = 65334541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65334541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16976 + ... + 20465.

It is an arithmetic number, because the mean of its divisors is an integer number (9828525).

Almost surely, 2^65334545 is an apocalyptic number.

It is an amenable number.

65334545 is a deficient number, since it is larger than the sum of its proper divisors (13293655).

65334545 is a wasteful number, since it uses less digits than its factorization.

65334545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37795.

The product of its digits is 108000, while the sum is 35.

The square root of 65334545 is about 8082.9787207440. The cubic root of 65334545 is about 402.7611976933.

The spelling of 65334545 in words is "sixty-five million, three hundred thirty-four thousand, five hundred forty-five".