6409649207164 has 12 divisors (see below), whose sum is σ = 12819298414384. Its totient is φ = 2746992517344.

The previous prime is 6409649207147. The next prime is 6409649207183. The reversal of 6409649207164 is 4617029469046.

6409649207164 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 6409649207099 and 6409649207108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114458021529 + ... + 114458021584.

Almost surely, 2^{6409649207164} is an apocalyptic number.

It is an amenable number.

6409649207164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6409649207164 is a wasteful number, since it uses less digits than its factorization.

6409649207164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228916043124 (or 228916043122 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 6409649207164 in words is "six trillion, four hundred nine billion, six hundred forty-nine million, two hundred seven thousand, one hundred sixty-four".