6662463597 has 20 divisors (see below), whose sum is σ = 9955383900. Its totient is φ = 4440386304.

The previous prime is 6662463583. The next prime is 6662463607. The reversal of 6662463597 is 7953642666.

It can be written as a sum of positive squares in 2 ways, for example, as 3249684036 + 3412779561 = 57006^2 + 58419^2 .

It is not a de Polignac number, because 6662463597 - 2⁴ = 6662463581 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662463517) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 342813 + ... + 361725.

It is an arithmetic number, because the mean of its divisors is an integer number (497769195).

Almost surely, 2^6662463597 is an apocalyptic number.

It is an amenable number.

6662463597 is a deficient number, since it is larger than the sum of its proper divisors (3292920303).

6662463597 is a wasteful number, since it uses less digits than its factorization.

6662463597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23274 (or 23265 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The square root of 6662463597 is about 81623.9155946344. The cubic root of 6662463597 is about 1881.6764506134.

The spelling of 6662463597 in words is "six billion, six hundred sixty-two million, four hundred sixty-three thousand, five hundred ninety-seven".