872422500885 has 16 divisors (see below), whose sum is σ = 1503251078784. Its totient is φ = 429500308032.

The previous prime is 872422500881. The next prime is 872422500893. The reversal of 872422500885 is 588005224278.

It is a happy number.

It is not a de Polignac number, because 872422500885 - 2² = 872422500881 is a prime.

It is a super-2 number, since 2×872422500885² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872422500881) 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, 2236980577 + ... + 2236980966.

It is an arithmetic number, because the mean of its divisors is an integer number (93953192424).

Almost surely, 2^872422500885 is an apocalyptic number.

It is an amenable number.

872422500885 is a deficient number, since it is larger than the sum of its proper divisors (630828577899).

872422500885 is a wasteful number, since it uses less digits than its factorization.

872422500885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4473961564.

The product of its (nonzero) digits is 2867200, while the sum is 51.

The spelling of 872422500885 in words is "eight hundred seventy-two billion, four hundred twenty-two million, five hundred thousand, eight hundred eighty-five".