872119893028 has 6 divisors (see below), whose sum is σ = 1526209812806. Its totient is φ = 436059946512.

The previous prime is 872119892947. The next prime is 872119893031. The reversal of 872119893028 is 820398911278.

It can be written as a sum of positive squares in only one way, i.e., 852996322084 + 19123570944 = 923578^2 + 138288^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 109014986625 + ... + 109014986632.

Almost surely, 2^872119893028 is an apocalyptic number.

It is an amenable number.

872119893028 is a deficient number, since it is larger than the sum of its proper divisors (654089919778).

872119893028 is a wasteful number, since it uses less digits than its factorization.

872119893028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218029973261 (or 218029973259 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 58.

The spelling of 872119893028 in words is "eight hundred seventy-two billion, one hundred nineteen million, eight hundred ninety-three thousand, twenty-eight".