6606746437 has 8 divisors (see below), whose sum is σ = 6778278360. Its totient is φ = 6435709440.

The previous prime is 6606746413. The next prime is 6606746441. The reversal of 6606746437 is 7346476066.

It can be written as a sum of positive squares in 4 ways, for example, as 470596 + 6606275841 = 686^2 + 81279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6606746437 - 2²⁷ = 6472528709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6606741437) 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 7 ways as a sum of consecutive naturals, for example, 96612 + ... + 150157.

It is an arithmetic number, because the mean of its divisors is an integer number (847284795).

Almost surely, 2^6606746437 is an apocalyptic number.

It is an amenable number.

6606746437 is a deficient number, since it is larger than the sum of its proper divisors (171531923).

6606746437 is a wasteful number, since it uses less digits than its factorization.

6606746437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247463.

The product of its (nonzero) digits is 3048192, while the sum is 49.

The square root of 6606746437 is about 81281.8948905597. The cubic root of 6606746437 is about 1876.4163697614.

The spelling of 6606746437 in words is "six billion, six hundred six million, seven hundred forty-six thousand, four hundred thirty-seven".