6450772013 has 8 divisors (see below), whose sum is σ = 7385942400. Its totient is φ = 5519009520.

The previous prime is 6450771997. The next prime is 6450772033. The reversal of 6450772013 is 3102770546.

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 6450772013 - 2⁴ = 6450771997 is a prime.

It is a super-2 number, since 2×6450772013² = 83224919127408144338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450772033) 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, 847913 + ... + 855486.

It is an arithmetic number, because the mean of its divisors is an integer number (923242800).

Almost surely, 2^6450772013 is an apocalyptic number.

It is an amenable number.

6450772013 is a deficient number, since it is larger than the sum of its proper divisors (935170387).

6450772013 is a wasteful number, since it uses less digits than its factorization.

6450772013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703947.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 6450772013 is about 80316.6982202331. The cubic root of 6450772013 is about 1861.5322492722.

The spelling of 6450772013 in words is "six billion, four hundred fifty million, seven hundred seventy-two thousand, thirteen".