662530605713 has 4 divisors (see below), whose sum is σ = 683902560768. Its totient is φ = 641158650660.

The previous prime is 662530605689. The next prime is 662530605727. The reversal of 662530605713 is 317506035266.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 662530605713 - 2²⁴ = 662513828497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (662530695713) by changing a digit.

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, 10685977481 + ... + 10685977542.

It is an arithmetic number, because the mean of its divisors is an integer number (170975640192).

Almost surely, 2^662530605713 is an apocalyptic number.

It is an amenable number.

662530605713 is a deficient number, since it is larger than the sum of its proper divisors (21371955055).

662530605713 is a wasteful number, since it uses less digits than its factorization.

662530605713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21371955054.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 662530605713 in words is "six hundred sixty-two billion, five hundred thirty million, six hundred five thousand, seven hundred thirteen".