662145592304 has 80 divisors (see below), whose sum is σ = 1562883302400. Its totient is φ = 265437948672.

The previous prime is 662145592289. The next prime is 662145592313. The reversal of 662145592304 is 403295541266.

It is a super-2 number, since 2×662145592304² (a number of 24 digits) contains 22 as substring.

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 in 15 ways as a sum of consecutive naturals, for example, 1801247 + ... + 2137470.

It is an arithmetic number, because the mean of its divisors is an integer number (19536041280).

Almost surely, 2^662145592304 is an apocalyptic number.

It is an amenable number.

662145592304 is an abundant number, since it is smaller than the sum of its proper divisors (900737710096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662145592304 is a wasteful number, since it uses less digits than its factorization.

662145592304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938830 (or 3938824 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 662145592304 in words is "six hundred sixty-two billion, one hundred forty-five million, five hundred ninety-two thousand, three hundred four".