65377713 has 4 divisors (see below), whose sum is σ = 87170288. Its totient is φ = 43585140.

The previous prime is 65377679. The next prime is 65377721. The reversal of 65377713 is 31777356.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 65377713 - 2⁶ = 65377649 is a prime.

It is a super-2 number, since 2×65377713² = 8548490714220738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65377813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10896283 + ... + 10896288.

It is an arithmetic number, because the mean of its divisors is an integer number (21792572).

Almost surely, 2^65377713 is an apocalyptic number.

It is an amenable number.

65377713 is a deficient number, since it is larger than the sum of its proper divisors (21792575).

65377713 is a wasteful number, since it uses less digits than its factorization.

65377713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21792574.

The product of its digits is 92610, while the sum is 39.

The square root of 65377713 is about 8085.6485825195. The cubic root of 65377713 is about 402.8498826179.

The spelling of 65377713 in words is "sixty-five million, three hundred seventy-seven thousand, seven hundred thirteen".