11666115150 has 48 divisors (see below), whose sum is σ = 28985061504. Its totient is φ = 3105254880.

The previous prime is 11666115127. The next prime is 11666115161. The reversal of 11666115150 is 5151166611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10959 + ... + 153141.

It is an arithmetic number, because the mean of its divisors is an integer number (603855448).

Almost surely, 2^11666115150 is an apocalyptic number.

11666115150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11666115150 is an abundant number, since it is smaller than the sum of its proper divisors (17318946354).

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

11666115150 is a wasteful number, since it uses less digits than its factorization.

11666115150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142745 (or 142740 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 33.

The spelling of 11666115150 in words is "eleven billion, six hundred sixty-six million, one hundred fifteen thousand, one hundred fifty".