660213141572 has 12 divisors (see below), whose sum is σ = 1157688378000. Its totient is φ = 329445033576.

The previous prime is 660213141547. The next prime is 660213141583. The reversal of 660213141572 is 275141312066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165382058 + ... + 165386049.

It is an arithmetic number, because the mean of its divisors is an integer number (96474031500).

Almost surely, 2^660213141572 is an apocalyptic number.

It is an amenable number.

660213141572 is a deficient number, since it is larger than the sum of its proper divisors (497475236428).

660213141572 is a wasteful number, since it uses less digits than its factorization.

660213141572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330768610 (or 330768608 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 660213141572 in words is "six hundred sixty billion, two hundred thirteen million, one hundred forty-one thousand, five hundred seventy-two".