878264122432 has 14 divisors (see below), whose sum is σ = 1742805368078. Its totient is φ = 439132061184.

The previous prime is 878264122387. The next prime is 878264122441. The reversal of 878264122432 is 234221462878.

It can be written as a sum of positive squares in only one way, i.e., 878013976576 + 250145856 = 937024^2 + 15816^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6861438393 + ... + 6861438520.

Almost surely, 2^878264122432 is an apocalyptic number.

It is an amenable number.

878264122432 is a deficient number, since it is larger than the sum of its proper divisors (864541245646).

878264122432 is a wasteful number, since it uses less digits than its factorization.

878264122432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13722876925 (or 13722876915 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

The spelling of 878264122432 in words is "eight hundred seventy-eight billion, two hundred sixty-four million, one hundred twenty-two thousand, four hundred thirty-two".