10917808950 has 48 divisors (see below), whose sum is σ = 27213682320. Its totient is φ = 2896629120.

The previous prime is 10917808933. The next prime is 10917808963. The reversal of 10917808950 is 5980871901.

It is a self number, because there is not a number n which added to its sum of digits gives 10917808950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155185 + ... + 214284.

It is an arithmetic number, because the mean of its divisors is an integer number (566951715).

Almost surely, 2^10917808950 is an apocalyptic number.

10917808950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10917808950 is an abundant number, since it is smaller than the sum of its proper divisors (16295873370).

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

10917808950 is a wasteful number, since it uses less digits than its factorization.

10917808950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369681 (or 369676 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 48.

The spelling of 10917808950 in words is "ten billion, nine hundred seventeen million, eight hundred eight thousand, nine hundred fifty".