1664652060334 has 4 divisors (see below), whose sum is σ = 2496978090504. Its totient is φ = 832326030166.

The previous prime is 1664652060311. The next prime is 1664652060343. The reversal of 1664652060334 is 4330602564661.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 416163015082 + ... + 416163015085.

It is an arithmetic number, because the mean of its divisors is an integer number (624244522626).

Almost surely, 2^{1664652060334} is an apocalyptic number.

1664652060334 is a deficient number, since it is larger than the sum of its proper divisors (832326030170).

1664652060334 is an equidigital number, since it uses as much as digits as its factorization.

1664652060334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832326030169.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 1664652060334 in words is "one trillion, six hundred sixty-four billion, six hundred fifty-two million, sixty thousand, three hundred thirty-four".