665142702314000 has 80 divisors (see below), whose sum is σ = 1609238850703536. Its totient is φ = 265904260992000.

The previous prime is 665142702313967. The next prime is 665142702314011. The reversal of 665142702314000 is 413207241566.

It can be written as a sum of positive squares in 8 ways, for example, as 207517508299024 + 457625194014976 = 14405468^2 + 21392176^2 .

It is a tau number, because it is divible by the number of its divisors (80).

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, 92029589 + ... + 98993588.

Almost surely, 2^{665142702314000} is an apocalyptic number.

It is an amenable number.

665142702314000 is an abundant number, since it is smaller than the sum of its proper divisors (944096148389536).

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

665142702314000 is a wasteful number, since it uses less digits than its factorization.

665142702314000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191024941 (or 191024925 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

Adding to 665142702314000 its reverse (413207241566), we get a palindrome (665555909555566).

The spelling of 665142702314000 in words is "six hundred sixty-five trillion, one hundred forty-two billion, seven hundred two million, three hundred fourteen thousand".