160664299533 has 12 divisors (see below), whose sum is σ = 245721870108. Its totient is φ = 100808972160.

The previous prime is 160664299531. The next prime is 160664299547. The reversal of 160664299533 is 335992466061.

160664299533 is a `hidden beast` number, since 1 + 6 + 0 + 66 + 42 + 9 + 9 + 533 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 129878789769 + 30785509764 = 360387^2 + 175458^2 .

It is not a de Polignac number, because 160664299533 - 2¹ = 160664299531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 160664299533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160664299531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525046578 + ... + 525046883.

It is an arithmetic number, because the mean of its divisors is an integer number (20476822509).

Almost surely, 2^160664299533 is an apocalyptic number.

It is an amenable number.

160664299533 is a deficient number, since it is larger than the sum of its proper divisors (85057570575).

160664299533 is a wasteful number, since it uses less digits than its factorization.

160664299533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050093484 (or 1050093481 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 54.

The spelling of 160664299533 in words is "one hundred sixty billion, six hundred sixty-four million, two hundred ninety-nine thousand, five hundred thirty-three".