9994569560 has 32 divisors (see below), whose sum is σ = 22823426160. Its totient is φ = 3938157696.

The previous prime is 9994569553. The next prime is 9994569577. The reversal of 9994569560 is 659654999.

It is a super-3 number, since 3×9994569560³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9994569493 and 9994569502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1861979 + ... + 1867338.

Almost surely, 2^9994569560 is an apocalyptic number.

It is an amenable number.

9994569560 is an abundant number, since it is smaller than the sum of its proper divisors (12828856600).

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

9994569560 is a wasteful number, since it uses less digits than its factorization.

9994569560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729395 (or 3729391 counting only the distinct ones).

The product of its (nonzero) digits is 23619600, while the sum is 62.

The square root of 9994569560 is about 99972.8441127889. The cubic root of 9994569560 is about 2154.0446351404.

The spelling of 9994569560 in words is "nine billion, nine hundred ninety-four million, five hundred sixty-nine thousand, five hundred sixty".