9509679947752 has 32 divisors (see below), whose sum is σ = 18004456154880. Its totient is φ = 4708495195200.

The previous prime is 9509679947731. The next prime is 9509679947797. The reversal of 9509679947752 is 2577499769059.

It is a super-3 number, since 3×9509679947752³ (a number of 40 digits) contains 333 as substring.

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, 22617313 + ... + 23033935.

It is an arithmetic number, because the mean of its divisors is an integer number (562639254840).

Almost surely, 2^{9509679947752} is an apocalyptic number.

It is an amenable number.

9509679947752 is a deficient number, since it is larger than the sum of its proper divisors (8494776207128).

9509679947752 is a wasteful number, since it uses less digits than its factorization.

9509679947752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444433 (or 444429 counting only the distinct ones).

The product of its (nonzero) digits is 2700507600, while the sum is 79.

The spelling of 9509679947752 in words is "nine trillion, five hundred nine billion, six hundred seventy-nine million, nine hundred forty-seven thousand, seven hundred fifty-two".