878733054109 has 16 divisors (see below), whose sum is σ = 929270361600. Its totient is φ = 828633332016.

The previous prime is 878733054041. The next prime is 878733054131. The reversal of 878733054109 is 901450337878.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 878733054109 - 2⁷ = 878733053981 is a prime.

It is a super-3 number, since 3×878733054109³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 878733054109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878733024109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3500802 + ... + 3743404.

It is an arithmetic number, because the mean of its divisors is an integer number (58079397600).

Almost surely, 2^878733054109 is an apocalyptic number.

It is an amenable number.

878733054109 is a deficient number, since it is larger than the sum of its proper divisors (50537307491).

878733054109 is a wasteful number, since it uses less digits than its factorization.

878733054109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243504.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 878733054109 in words is "eight hundred seventy-eight billion, seven hundred thirty-three million, fifty-four thousand, one hundred nine".