10917339840 has 448 divisors, whose sum is σ = 42264299520. Its totient is φ = 2630983680.

The previous prime is 10917339787. The next prime is 10917339847. The reversal of 10917339840 is 4893371901.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (10917339847) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29747337 + ... + 29747703.

Almost surely, 2^10917339840 is an apocalyptic number.

10917339840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10917339840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21132149760).

10917339840 is an abundant number, since it is smaller than the sum of its proper divisors (31346959680).

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

10917339840 is a wasteful number, since it uses less digits than its factorization.

10917339840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 10917339840 in words is "ten billion, nine hundred seventeen million, three hundred thirty-nine thousand, eight hundred forty".