10917208938 has 8 divisors (see below), whose sum is σ = 21834417888. Its totient is φ = 3639069644.

The previous prime is 10917208933. The next prime is 10917208943. The reversal of 10917208938 is 83980271901.

It is an interprime number because it is at equal distance from previous prime (10917208933) and next prime (10917208943).

It is a sphenic number, since it is the product of 3 distinct primes.

10917208938 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (10917208931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909767406 + ... + 909767417.

It is an arithmetic number, because the mean of its divisors is an integer number (2729302236).

Almost surely, 2^10917208938 is an apocalyptic number.

10917208938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10917208938 is a wasteful number, since it uses less digits than its factorization.

10917208938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1819534828.

The product of its (nonzero) digits is 217728, while the sum is 48.

The spelling of 10917208938 in words is "ten billion, nine hundred seventeen million, two hundred eight thousand, nine hundred thirty-eight".