204717323717402 has 32 divisors (see below), whose sum is σ = 315744645888000. Its totient is φ = 99487865347200.

The previous prime is 204717323717359. The next prime is 204717323717419.

204717323717402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397716599 + ... + 398230997.

It is an arithmetic number, because the mean of its divisors is an integer number (9867020184000).

Almost surely, 2^{204717323717402} is an apocalyptic number.

204717323717402 is a deficient number, since it is larger than the sum of its proper divisors (111027322170598).

204717323717402 is a wasteful number, since it uses less digits than its factorization.

204717323717402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532622.

The product of its (nonzero) digits is 2765952, while the sum is 50.

The spelling of 204717323717402 in words is "two hundred four trillion, seven hundred seventeen billion, three hundred twenty-three million, seven hundred seventeen thousand, four hundred two".