877607863 has 16 divisors (see below), whose sum is σ = 968848416. Its totient is φ = 788336640.

The previous prime is 877607827. The next prime is 877607897. The reversal of 877607863 is 368706778.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 877607863 - 2⁹ = 877607351 is a prime.

It is a super-2 number, since 2×877607863² = 1540391122398853538, which contains 22 as substring.

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 877607863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877607063) 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 15 ways as a sum of consecutive naturals, for example, 331995 + ... + 334627.

It is an arithmetic number, because the mean of its divisors is an integer number (60553026).

Almost surely, 2^877607863 is an apocalyptic number.

877607863 is a deficient number, since it is larger than the sum of its proper divisors (91240553).

877607863 is a wasteful number, since it uses less digits than its factorization.

877607863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994.

The product of its (nonzero) digits is 2370816, while the sum is 52.

The square root of 877607863 is about 29624.4470496919. The cubic root of 877607863 is about 957.4148703478.

The spelling of 877607863 in words is "eight hundred seventy-seven million, six hundred seven thousand, eight hundred sixty-three".