6494045376 has 168 divisors, whose sum is σ = 21264213504. Its totient is φ = 1712655360.

The previous prime is 6494045351. The next prime is 6494045387. The reversal of 6494045376 is 6735404946.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212841 + ... + 241431.

Almost surely, 2^6494045376 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 6494045376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10632106752).

6494045376 is an abundant number, since it is smaller than the sum of its proper divisors (14770168128).

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

6494045376 is a wasteful number, since it uses less digits than its factorization.

6494045376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28639 (or 28616 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 6494045376 is about 80585.6400111087. The cubic root of 6494045376 is about 1865.6855145386.

The spelling of 6494045376 in words is "six billion, four hundred ninety-four million, forty-five thousand, three hundred seventy-six".