65775677117 has 8 divisors (see below), whose sum is σ = 69260235360. Its totient is φ = 62293386960.

The previous prime is 65775677101. The next prime is 65775677141. The reversal of 65775677117 is 71177657756.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65775677117 - 2⁴ = 65775677101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65775677167) 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, 507323 + ... + 623640.

It is an arithmetic number, because the mean of its divisors is an integer number (8657529420).

Almost surely, 2^65775677117 is an apocalyptic number.

It is an amenable number.

65775677117 is a deficient number, since it is larger than the sum of its proper divisors (3484558243).

65775677117 is a wasteful number, since it uses less digits than its factorization.

65775677117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134043.

The product of its digits is 15126300, while the sum is 59.

The spelling of 65775677117 in words is "sixty-five billion, seven hundred seventy-five million, six hundred seventy-seven thousand, one hundred seventeen".