6294419664 has 80 divisors (see below), whose sum is σ = 17675243712. Its totient is φ = 1918623744.

The previous prime is 6294419657. The next prime is 6294419669. The reversal of 6294419664 is 4669144926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6294419669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19632 + ... + 113904.

Almost surely, 2^6294419664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6294419664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8837621856).

6294419664 is an abundant number, since it is smaller than the sum of its proper divisors (11380824048).

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

6294419664 is a wasteful number, since it uses less digits than its factorization.

6294419664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94404 (or 94398 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 51.

The square root of 6294419664 is about 79337.3787315916. The cubic root of 6294419664 is about 1846.3692769348.

The spelling of 6294419664 in words is "six billion, two hundred ninety-four million, four hundred nineteen thousand, six hundred sixty-four".