6491016001 has 8 divisors (see below), whose sum is σ = 6776250624. Its totient is φ = 6206032800.

The previous prime is 6491015989. The next prime is 6491016013. The reversal of 6491016001 is 1006101946.

It is an interprime number because it is at equal distance from previous prime (6491015989) and next prime (6491016013).

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 6491016001 - 2⁵ = 6491015969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6491011001) 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, 9100 + ... + 114301.

It is an arithmetic number, because the mean of its divisors is an integer number (847031328).

Almost surely, 2^6491016001 is an apocalyptic number.

It is an amenable number.

6491016001 is a deficient number, since it is larger than the sum of its proper divisors (285234623).

6491016001 is a wasteful number, since it uses less digits than its factorization.

6491016001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125711.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 6491016001 is about 80566.8418209377. The cubic root of 6491016001 is about 1865.3953646248.

Adding to 6491016001 its reverse (1006101946), we get a palindrome (7497117947).

The spelling of 6491016001 in words is "six billion, four hundred ninety-one million, sixteen thousand, one".