877342864877 has 16 divisors (see below), whose sum is σ = 923222448192. Its totient is φ = 832682229120.

The previous prime is 877342864823. The next prime is 877342864913. The reversal of 877342864877 is 778468243778.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 877342864877 - 2⁶ = 877342864813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 877342864877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877342864477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848438 + ... + 1573064.

It is an arithmetic number, because the mean of its divisors is an integer number (57701403012).

Almost surely, 2^877342864877 is an apocalyptic number.

It is an amenable number.

877342864877 is a deficient number, since it is larger than the sum of its proper divisors (45879583315).

877342864877 is a wasteful number, since it uses less digits than its factorization.

877342864877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725468.

The product of its digits is 708083712, while the sum is 71.

The spelling of 877342864877 in words is "eight hundred seventy-seven billion, three hundred forty-two million, eight hundred sixty-four thousand, eight hundred seventy-seven".