11107567920 has 160 divisors (see below), whose sum is σ = 34881767424. Its totient is φ = 2923648000.

The previous prime is 11107567901. The next prime is 11107567973. The reversal of 11107567920 is 2976570111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12192265 + ... + 12193175.

Almost surely, 2^11107567920 is an apocalyptic number.

11107567920 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 11107567920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17440883712).

11107567920 is an abundant number, since it is smaller than the sum of its proper divisors (23774199504).

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

11107567920 is a wasteful number, since it uses less digits than its factorization.

11107567920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531 (or 1525 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 39.

The spelling of 11107567920 in words is "eleven billion, one hundred seven million, five hundred sixty-seven thousand, nine hundred twenty".