9917422552 has 64 divisors (see below), whose sum is σ = 20435580000. Its totient is φ = 4493905920.

The previous prime is 9917422511. The next prime is 9917422561. The reversal of 9917422552 is 2552247199.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470152 + ... + 490792.

Almost surely, 2^9917422552 is an apocalyptic number.

It is an amenable number.

9917422552 is an abundant number, since it is smaller than the sum of its proper divisors (10518157448).

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

9917422552 is a wasteful number, since it uses less digits than its factorization.

9917422552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20804 (or 20800 counting only the distinct ones).

The product of its digits is 453600, while the sum is 46.

The square root of 9917422552 is about 99586.2568430002. The cubic root of 9917422552 is about 2148.4880339275.

The spelling of 9917422552 in words is "nine billion, nine hundred seventeen million, four hundred twenty-two thousand, five hundred fifty-two".