65064650 has 36 divisors (see below), whose sum is σ = 140783958. Its totient is φ = 22307040.

The previous prime is 65064647. The next prime is 65064653. The reversal of 65064650 is 5646056.

It is an interprime number because it is at equal distance from previous prime (65064647) and next prime (65064653).

It can be written as a sum of positive squares in 3 ways, for example, as 46771921 + 18292729 = 6839^2 + 4277^2 .

It is not an unprimeable number, because it can be changed into a prime (65064653) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10829 + ... + 15728.

Almost surely, 2^65064650 is an apocalyptic number.

65064650 is an abundant number, since it is smaller than the sum of its proper divisors (75719308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65064650 is a wasteful number, since it uses less digits than its factorization.

65064650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26583 (or 26571 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 65064650 is about 8066.2661746312. The cubic root of 65064650 is about 402.2058342116.

The spelling of 65064650 in words is "sixty-five million, sixty-four thousand, six hundred fifty".