6460464646 has 4 divisors (see below), whose sum is σ = 9690696972. Its totient is φ = 3230232322.

The previous prime is 6460464643. The next prime is 6460464649. The reversal of 6460464646 is 6464640646.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6460464643) and next prime (6460464649).

It is a junction number, because it is equal to n+sod(n) for n = 6460464596 and 6460464605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6460464643) 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 as a sum of consecutive naturals, namely, 1615116160 + ... + 1615116163.

It is an arithmetic number, because the mean of its divisors is an integer number (2422674243).

Almost surely, 2^6460464646 is an apocalyptic number.

6460464646 is a deficient number, since it is larger than the sum of its proper divisors (3230232326).

6460464646 is a wasteful number, since it uses less digits than its factorization.

6460464646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3230232325.

The product of its (nonzero) digits is 1990656, while the sum is 46.

The square root of 6460464646 is about 80377.0156574627. The cubic root of 6460464646 is about 1862.4641335735.

The spelling of 6460464646 in words is "six billion, four hundred sixty million, four hundred sixty-four thousand, six hundred forty-six".