11667260550 has 96 divisors (see below), whose sum is σ = 31724755200. Its totient is φ = 2814134400.

The previous prime is 11667260519. The next prime is 11667260659. The reversal of 11667260550 is 5506276611.

It is a super-2 number, since 2×11667260550² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11667260499 and 11667260508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 310584 + ... + 346116.

It is an arithmetic number, because the mean of its divisors is an integer number (330466200).

Almost surely, 2^11667260550 is an apocalyptic number.

11667260550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11667260550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15862377600).

11667260550 is an abundant number, since it is smaller than the sum of its proper divisors (20057494650).

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

11667260550 is a wasteful number, since it uses less digits than its factorization.

11667260550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35758 (or 35753 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 11667260550 in words is "eleven billion, six hundred sixty-seven million, two hundred sixty thousand, five hundred fifty".