1664035713304 has 16 divisors (see below), whose sum is σ = 3284281013400. Its totient is φ = 788227443072.

The previous prime is 1664035713299. The next prime is 1664035713317. The reversal of 1664035713304 is 4033175304661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5473801537 + ... + 5473801840.

Almost surely, 2^{1664035713304} is an apocalyptic number.

It is an amenable number.

1664035713304 is a deficient number, since it is larger than the sum of its proper divisors (1620245300096).

1664035713304 is a wasteful number, since it uses less digits than its factorization.

1664035713304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10947603402 (or 10947603398 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 1664035713304 in words is "one trillion, six hundred sixty-four billion, thirty-five million, seven hundred thirteen thousand, three hundred four".