6501550051 has 8 divisors (see below), whose sum is σ = 6726579200. Its totient is φ = 6277477320.

The previous prime is 6501550019. The next prime is 6501550103. The reversal of 6501550051 is 1500551056.

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 6501550051 - 2⁵ = 6501550019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6501550151) 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, 225261 + ... + 252478.

It is an arithmetic number, because the mean of its divisors is an integer number (840822400).

Almost surely, 2^6501550051 is an apocalyptic number.

6501550051 is a deficient number, since it is larger than the sum of its proper divisors (225029149).

6501550051 is a wasteful number, since it uses less digits than its factorization.

6501550051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478209.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 6501550051 is about 80632.1899181710. The cubic root of 6501550051 is about 1866.4039148911.

The spelling of 6501550051 in words is "six billion, five hundred one million, five hundred fifty thousand, fifty-one".