9999875322 has 12 divisors (see below), whose sum is σ = 21666396570. Its totient is φ = 3333291768.

The previous prime is 9999875321. The next prime is 9999875383. The reversal of 9999875322 is 2235789999.

9999875322 is a `hidden beast` number, since 9 + 9 + 9 + 98 + 7 + 532 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6684534081 + 3315341241 = 81759^2 + 57579^2 .

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 9999875322.

It is not an unprimeable number, because it can be changed into a prime (9999875321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 277774297 + ... + 277774332.

Almost surely, 2^9999875322 is an apocalyptic number.

9999875322 is an abundant number, since it is smaller than the sum of its proper divisors (11666521248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9999875322 is a wasteful number, since it uses less digits than its factorization.

9999875322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555548637 (or 555548634 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 63.

The square root of 9999875322 is about 99999.3766080569. The cubic root of 9999875322 is about 2154.4257363077.

The spelling of 9999875322 in words is "nine billion, nine hundred ninety-nine million, eight hundred seventy-five thousand, three hundred twenty-two".