126065660 has 48 divisors (see below), whose sum is σ = 310747584. Its totient is φ = 42052608.

The previous prime is 126065657. The next prime is 126065669. The reversal of 126065660 is 66560621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126065669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6989 + ... + 17348.

It is an arithmetic number, because the mean of its divisors is an integer number (6473908).

Almost surely, 2^126065660 is an apocalyptic number.

126065660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126065660 is an abundant number, since it is smaller than the sum of its proper divisors (184681924).

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

126065660 is a wasteful number, since it uses less digits than its factorization.

126065660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24390 (or 24388 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 126065660 is about 11227.8965082512. The cubic root of 126065660 is about 501.4168612161.

The spelling of 126065660 in words is "one hundred twenty-six million, sixty-five thousand, six hundred sixty".