877866487004 has 24 divisors (see below), whose sum is σ = 1741516514640. Its totient is φ = 383844455424.

The previous prime is 877866486923. The next prime is 877866487007. The reversal of 877866487004 is 400784668778.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877866487007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444263429 + ... + 444265404.

It is an arithmetic number, because the mean of its divisors is an integer number (72563188110).

Almost surely, 2^877866487004 is an apocalyptic number.

It is an amenable number.

877866487004 is a deficient number, since it is larger than the sum of its proper divisors (863650027636).

877866487004 is a wasteful number, since it uses less digits than its factorization.

877866487004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888528869 (or 888528867 counting only the distinct ones).

The product of its (nonzero) digits is 101154816, while the sum is 65.

The spelling of 877866487004 in words is "eight hundred seventy-seven billion, eight hundred sixty-six million, four hundred eighty-seven thousand, four".