6497561444632 has 8 divisors (see below), whose sum is σ = 12182927708700. Its totient is φ = 3248780722312.

The previous prime is 6497561444623. The next prime is 6497561444657. The reversal of 6497561444632 is 2364441657946.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406097590282 + ... + 406097590297.

Almost surely, 2^{6497561444632} is an apocalyptic number.

It is an amenable number.

6497561444632 is a deficient number, since it is larger than the sum of its proper divisors (5685366264068).

6497561444632 is a wasteful number, since it uses less digits than its factorization.

6497561444632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812195180585 (or 812195180581 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 61.

The spelling of 6497561444632 in words is "six trillion, four hundred ninety-seven billion, five hundred sixty-one million, four hundred forty-four thousand, six hundred thirty-two".