126116660 has 24 divisors (see below), whose sum is σ = 266021280. Its totient is φ = 50222624.

The previous prime is 126116647. The next prime is 126116671. The reversal of 126116660 is 66611621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9350 + ... + 18429.

It is an arithmetic number, because the mean of its divisors is an integer number (11084220).

Almost surely, 2^126116660 is an apocalyptic number.

126116660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126116660 is an abundant number, since it is smaller than the sum of its proper divisors (139904620).

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

126116660 is a wasteful number, since it uses less digits than its factorization.

126116660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28015 (or 28013 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 126116660 is about 11230.1674074788. The cubic root of 126116660 is about 501.4844683458.

The spelling of 126116660 in words is "one hundred twenty-six million, one hundred sixteen thousand, six hundred sixty".