10993522617 has 48 divisors (see below), whose sum is σ = 20962461312. Its totient is φ = 5374978560.

The previous prime is 10993522613. The next prime is 10993522679. The reversal of 10993522617 is 71622539901.

It is a happy number.

10993522617 is a `hidden beast` number, since 1 + 0 + 9 + 9 + 3 + 5 + 22 + 617 = 666.

It is not a de Polignac number, because 10993522617 - 2² = 10993522613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10993522613) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 454798 + ... + 478359.

It is an arithmetic number, because the mean of its divisors is an integer number (436717944).

Almost surely, 2^10993522617 is an apocalyptic number.

10993522617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10993522617 is a deficient number, since it is larger than the sum of its proper divisors (9968938695).

10993522617 is a wasteful number, since it uses less digits than its factorization.

10993522617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933198 (or 933195 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The spelling of 10993522617 in words is "ten billion, nine hundred ninety-three million, five hundred twenty-two thousand, six hundred seventeen".