6551065007 has 8 divisors (see below), whose sum is σ = 6884590416. Its totient is φ = 6225774912.

The previous prime is 6551064973. The next prime is 6551065009. The reversal of 6551065007 is 7005601556.

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 6551065007 - 2⁶ = 6551064943 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 (6551065009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2057198 + ... + 2060379.

It is an arithmetic number, because the mean of its divisors is an integer number (860573802).

Almost surely, 2^6551065007 is an apocalyptic number.

6551065007 is a deficient number, since it is larger than the sum of its proper divisors (333525409).

6551065007 is a wasteful number, since it uses less digits than its factorization.

6551065007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117657.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 6551065007 is about 80938.6496489780. The cubic root of 6551065007 is about 1871.1300334319.

The spelling of 6551065007 in words is "six billion, five hundred fifty-one million, sixty-five thousand, seven".