1960126866 has 12 divisors (see below), whose sum is σ = 4246941582. Its totient is φ = 653375616.

The previous prime is 1960126859. The next prime is 1960126867. The reversal of 1960126866 is 6686210691.

1960126866 is a `hidden beast` number, since 19 + 601 + 26 + 8 + 6 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1724657841 + 235469025 = 41529^2 + 15345^2 .

It is not an unprimeable number, because it can be changed into a prime (1960126867) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54447951 + ... + 54447986.

Almost surely, 2^1960126866 is an apocalyptic number.

1960126866 is an abundant number, since it is smaller than the sum of its proper divisors (2286814716).

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

1960126866 is a wasteful number, since it uses less digits than its factorization.

1960126866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108895945 (or 108895942 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 1960126866 is about 44273.3200245927. The cubic root of 1960126866 is about 1251.4919499731.

The spelling of 1960126866 in words is "one billion, nine hundred sixty million, one hundred twenty-six thousand, eight hundred sixty-six".