6662404337 has 4 divisors (see below), whose sum is σ = 6663396516. Its totient is φ = 6661412160.

The previous prime is 6662404253. The next prime is 6662404361. The reversal of 6662404337 is 7334042666.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5811165361 + 851238976 = 76231^2 + 29176^2 .

It is a cyclic number.

It is not a de Polignac number, because 6662404337 - 2⁸ = 6662404081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6662404294 and 6662404303.

It is not an unprimeable number, because it can be changed into a prime (6662404037) 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, 485948 + ... + 499469.

It is an arithmetic number, because the mean of its divisors is an integer number (1665849129).

Almost surely, 2^6662404337 is an apocalyptic number.

It is an amenable number.

6662404337 is a deficient number, since it is larger than the sum of its proper divisors (992179).

6662404337 is an equidigital number, since it uses as much as digits as its factorization.

6662404337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992178.

The product of its (nonzero) digits is 435456, while the sum is 41.

The square root of 6662404337 is about 81623.5525874732. The cubic root of 6662404337 is about 1881.6708716722.

The spelling of 6662404337 in words is "six billion, six hundred sixty-two million, four hundred four thousand, three hundred thirty-seven".