56704447296 has 672 divisors, whose sum is σ = 201302599680. Its totient is φ = 14913220608.

The previous prime is 56704447253. The next prime is 56704447321. The reversal of 56704447296 is 69274440765.

56704447296 is a `hidden beast` number, since 567 + 0 + 4 + 4 + 4 + 72 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 407945595 + ... + 407945733.

It is an arithmetic number, because the mean of its divisors is an integer number (299557440).

Almost surely, 2^56704447296 is an apocalyptic number.

56704447296 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56704447296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100651299840).

56704447296 is an abundant number, since it is smaller than the sum of its proper divisors (144598152384).

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

56704447296 is a wasteful number, since it uses less digits than its factorization.

56704447296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 56704447296 in words is "fifty-six billion, seven hundred four million, four hundred forty-seven thousand, two hundred ninety-six".