6404195513112 has 32 divisors (see below), whose sum is σ = 16010573071680. Its totient is φ = 2134720599200.

The previous prime is 6404195513099. The next prime is 6404195513129. The reversal of 6404195513112 is 2113155914046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4845643 + ... + 6024005.

It is an arithmetic number, because the mean of its divisors is an integer number (500330408490).

Almost surely, 2^{6404195513112} is an apocalyptic number.

It is an amenable number.

6404195513112 is an abundant number, since it is smaller than the sum of its proper divisors (9606377558568).

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

6404195513112 is a wasteful number, since it uses less digits than its factorization.

6404195513112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404823 (or 1404819 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 6404195513112 in words is "six trillion, four hundred four billion, one hundred ninety-five million, five hundred thirteen thousand, one hundred twelve".