65965514 has 4 divisors (see below), whose sum is σ = 98948274. Its totient is φ = 32982756.

The previous prime is 65965513. The next prime is 65965531. The reversal of 65965514 is 41556956.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39904489 + 26061025 = 6317^2 + 5105^2 .

It is not an unprimeable number, because it can be changed into a prime (65965513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16491377 + ... + 16491380.

Almost surely, 2^65965514 is an apocalyptic number.

65965514 is a deficient number, since it is larger than the sum of its proper divisors (32982760).

65965514 is a wasteful number, since it uses less digits than its factorization.

65965514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32982759.

The product of its digits is 162000, while the sum is 41.

The square root of 65965514 is about 8121.9156607293. The cubic root of 65965514 is about 404.0536028278.

The spelling of 65965514 in words is "sixty-five million, nine hundred sixty-five thousand, five hundred fourteen".