6671517537 has 16 divisors (see below), whose sum is σ = 8955813888. Its totient is φ = 4417542480.

The previous prime is 6671517521. The next prime is 6671517583. The reversal of 6671517537 is 7357151766.

It is a happy number.

It is not a de Polignac number, because 6671517537 - 2⁴ = 6671517521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6671510537) 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 15 ways as a sum of consecutive naturals, for example, 285112 + ... + 307622.

It is an arithmetic number, because the mean of its divisors is an integer number (559738368).

Almost surely, 2^6671517537 is an apocalyptic number.

It is an amenable number.

6671517537 is a deficient number, since it is larger than the sum of its proper divisors (2284296351).

6671517537 is a wasteful number, since it uses less digits than its factorization.

6671517537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23180.

The product of its digits is 926100, while the sum is 48.

The square root of 6671517537 is about 81679.3580839125. The cubic root of 6671517537 is about 1882.5284314650.

The spelling of 6671517537 in words is "six billion, six hundred seventy-one million, five hundred seventeen thousand, five hundred thirty-seven".