205066164334 has 32 divisors (see below), whose sum is σ = 322832109600. Its totient is φ = 97565529600.

The previous prime is 205066164293. The next prime is 205066164353. The reversal of 205066164334 is 433461660502.

It is a happy number.

It is a congruent number.

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, 1520034 + ... + 1649434.

It is an arithmetic number, because the mean of its divisors is an integer number (10088503425).

Almost surely, 2^205066164334 is an apocalyptic number.

205066164334 is a deficient number, since it is larger than the sum of its proper divisors (117765945266).

205066164334 is a wasteful number, since it uses less digits than its factorization.

205066164334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129828.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 205066164334 in words is "two hundred five billion, sixty-six million, one hundred sixty-four thousand, three hundred thirty-four".