606666733940 has 24 divisors (see below), whose sum is σ = 1279075849632. Its totient is φ = 241699892000.

The previous prime is 606666733931. The next prime is 606666733951. The reversal of 606666733940 is 49337666606.

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, 60419954 + ... + 60429993.

It is an arithmetic number, because the mean of its divisors is an integer number (53294827068).

Almost surely, 2^606666733940 is an apocalyptic number.

It is an amenable number.

606666733940 is an abundant number, since it is smaller than the sum of its proper divisors (672409115692).

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

606666733940 is a wasteful number, since it uses less digits than its factorization.

606666733940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120850207 (or 120850205 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 56.

The spelling of 606666733940 in words is "six hundred six billion, six hundred sixty-six million, seven hundred thirty-three thousand, nine hundred forty".