864960677 has 4 divisors (see below), whose sum is σ = 988526496. Its totient is φ = 741394860.

The previous prime is 864960653. The next prime is 864960683. The reversal of 864960677 is 776069468.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 864960677 - 2¹⁰ = 864959653 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 (864965677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61782899 + ... + 61782912.

It is an arithmetic number, because the mean of its divisors is an integer number (247131624).

Almost surely, 2^864960677 is an apocalyptic number.

It is an amenable number.

864960677 is a deficient number, since it is larger than the sum of its proper divisors (123565819).

864960677 is a wasteful number, since it uses less digits than its factorization.

864960677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123565818.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The square root of 864960677 is about 29410.2138210520. The cubic root of 864960677 is about 952.7935049827.

The spelling of 864960677 in words is "eight hundred sixty-four million, nine hundred sixty thousand, six hundred seventy-seven".