6651512067 has 8 divisors (see below), whose sum is σ = 8888090896. Its totient is φ = 4424637312.

The previous prime is 6651512059. The next prime is 6651512081. The reversal of 6651512067 is 7602151566.

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

It is not a de Polignac number, because 6651512067 - 2³ = 6651512059 is a prime.

It is a super-2 number, since 2×6651512067² = 88485225554893224978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6651512027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2424418 + ... + 2427159.

It is an arithmetic number, because the mean of its divisors is an integer number (1111011362).

Almost surely, 2^6651512067 is an apocalyptic number.

6651512067 is a deficient number, since it is larger than the sum of its proper divisors (2236578829).

6651512067 is a wasteful number, since it uses less digits than its factorization.

6651512067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852037.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 6651512067 is about 81556.8027021658. The cubic root of 6651512067 is about 1880.6448733658.

The spelling of 6651512067 in words is "six billion, six hundred fifty-one million, five hundred twelve thousand, sixty-seven".