65777342 has 16 divisors (see below), whose sum is σ = 101633280. Its totient is φ = 31904928.

The previous prime is 65777303. The next prime is 65777347. The reversal of 65777342 is 24377756.

It is a self number, because there is not a number n which added to its sum of digits gives 65777342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65777347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28259 + ... + 30497.

It is an arithmetic number, because the mean of its divisors is an integer number (6352080).

Almost surely, 2^65777342 is an apocalyptic number.

65777342 is a deficient number, since it is larger than the sum of its proper divisors (35855938).

65777342 is a wasteful number, since it uses less digits than its factorization.

65777342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675.

The product of its digits is 246960, while the sum is 41.

The square root of 65777342 is about 8110.3231748186. The cubic root of 65777342 is about 403.6690383277.

The spelling of 65777342 in words is "sixty-five million, seven hundred seventy-seven thousand, three hundred forty-two".