1320733164664 has 16 divisors (see below), whose sum is σ = 2476529687520. Its totient is φ = 660325248000.

The previous prime is 1320733164659. The next prime is 1320733164677. The reversal of 1320733164664 is 4664613370231.

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, 5030784 + ... + 5286799.

It is an arithmetic number, because the mean of its divisors is an integer number (154783105470).

Almost surely, 2^{1320733164664} is an apocalyptic number.

It is an amenable number.

1320733164664 is a deficient number, since it is larger than the sum of its proper divisors (1155796522856).

1320733164664 is a wasteful number, since it uses less digits than its factorization.

1320733164664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10333590 (or 10333586 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 46.

The spelling of 1320733164664 in words is "one trillion, three hundred twenty billion, seven hundred thirty-three million, one hundred sixty-four thousand, six hundred sixty-four".