6497667946 has 128 divisors (see below), whose sum is σ = 13147287552. Its totient is φ = 2333760000.

The previous prime is 6497667929. The next prime is 6497667961.

6497667946 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14667201 + ... + 14667643.

It is an arithmetic number, because the mean of its divisors is an integer number (102713184).

Almost surely, 2^6497667946 is an apocalyptic number.

6497667946 is an abundant number, since it is smaller than the sum of its proper divisors (6649619606).

6497667946 is a wasteful number, since it uses less digits than its factorization.

6497667946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628.

The product of its digits is 82301184, while the sum is 64.

The square root of 6497667946 is about 80608.1134005753. The cubic root of 6497667946 is about 1866.0323615172.

The spelling of 6497667946 in words is "six billion, four hundred ninety-seven million, six hundred sixty-seven thousand, nine hundred forty-six".