11117426650 has 24 divisors (see below), whose sum is σ = 22558270464. Its totient is φ = 4042700400.

The previous prime is 11117426633. The next prime is 11117426653. The reversal of 11117426650 is 5662471111.

It is not an unprimeable number, because it can be changed into a prime (11117426653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10106202 + ... + 10107301.

It is an arithmetic number, because the mean of its divisors is an integer number (939927936).

Almost surely, 2^11117426650 is an apocalyptic number.

11117426650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11117426650 is an abundant number, since it is smaller than the sum of its proper divisors (11440843814).

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

11117426650 is a wasteful number, since it uses less digits than its factorization.

11117426650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20213526 (or 20213521 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

Adding to 11117426650 its reverse (5662471111), we get a palindrome (16779897761).

The spelling of 11117426650 in words is "eleven billion, one hundred seventeen million, four hundred twenty-six thousand, six hundred fifty".