65877313 has 16 divisors (see below), whose sum is σ = 72990720. Its totient is φ = 59176656.

The previous prime is 65877289. The next prime is 65877319. The reversal of 65877313 is 31377856.

It is a cyclic number.

It is not a de Polignac number, because 65877313 - 2⁹ = 65876801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65877319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54906 + ... + 56092.

It is an arithmetic number, because the mean of its divisors is an integer number (4561920).

Almost surely, 2^65877313 is an apocalyptic number.

It is an amenable number.

65877313 is a deficient number, since it is larger than the sum of its proper divisors (7113407).

65877313 is a wasteful number, since it uses less digits than its factorization.

65877313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356.

The product of its digits is 105840, while the sum is 40.

The square root of 65877313 is about 8116.4840294305. The cubic root of 65877313 is about 403.8734388551.

The spelling of 65877313 in words is "sixty-five million, eight hundred seventy-seven thousand, three hundred thirteen".