124960021866 has 32 divisors (see below), whose sum is σ = 277764981120. Its totient is φ = 41641934112.

The previous prime is 124960021853. The next prime is 124960021873. The reversal of 124960021866 is 668120069421.

124960021866 is a `hidden beast` number, since 1 + 24 + 9 + 600 + 2 + 18 + 6 + 6 = 666.

124960021866 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116670 + ... + 513353.

It is an arithmetic number, because the mean of its divisors is an integer number (8680155660).

Almost surely, 2^124960021866 is an apocalyptic number.

124960021866 is an abundant number, since it is smaller than the sum of its proper divisors (152804959254).

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

124960021866 is a wasteful number, since it uses less digits than its factorization.

124960021866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633707 (or 633701 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 124960021866 in words is "one hundred twenty-four billion, nine hundred sixty million, twenty-one thousand, eight hundred sixty-six".