601332066405 has 32 divisors (see below), whose sum is σ = 1221754041600. Its totient is φ = 274894658496.

The previous prime is 601332066389. The next prime is 601332066473. The reversal of 601332066405 is 504660233106.

601332066405 is a `hidden beast` number, since 6 + 0 + 1 + 3 + 3 + 2 + 0 + 6 + 640 + 5 = 666.

It is not a de Polignac number, because 601332066405 - 2⁴ = 601332066389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 601332066405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318164170 + ... + 318166059.

It is an arithmetic number, because the mean of its divisors is an integer number (38179813800).

Almost surely, 2^601332066405 is an apocalyptic number.

It is an amenable number.

601332066405 is an abundant number, since it is smaller than the sum of its proper divisors (620421975195).

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

601332066405 is a wasteful number, since it uses less digits than its factorization.

601332066405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636330250 (or 636330244 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 601332066405 in words is "six hundred one billion, three hundred thirty-two million, sixty-six thousand, four hundred five".