662664713041 has 4 divisors (see below), whose sum is σ = 663688924992. Its totient is φ = 661640501092.

The previous prime is 662664712999. The next prime is 662664713089. The reversal of 662664713041 is 140317466266.

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 a de Polignac number, because none of the positive numbers 2^k-662664713041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 662664712982 and 662664713000.

It is not an unprimeable number, because it can be changed into a prime (662664710041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512105005 + ... + 512106298.

It is an arithmetic number, because the mean of its divisors is an integer number (165922231248).

Almost surely, 2^662664713041 is an apocalyptic number.

It is an amenable number.

662664713041 is a deficient number, since it is larger than the sum of its proper divisors (1024211951).

662664713041 is a wasteful number, since it uses less digits than its factorization.

662664713041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024211950.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 662664713041 in words is "six hundred sixty-two billion, six hundred sixty-four million, seven hundred thirteen thousand, forty-one".