56117178499600 has 45 divisors (see below), whose sum is σ = 134821881295527. Its totient is φ = 22446811470720.

The previous prime is 56117178499573. The next prime is 56117178499631. The reversal of 56117178499600 is 699487171165.

It is a happy number.

The square root of 56117178499600 is 7491140.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 7618991103504 + 48498187396096 = 2760252^2 + 6964064^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 149635522 + ... + 150010078.

Almost surely, 2^{56117178499600} is an apocalyptic number.

56117178499600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56117178499600 is the 7491140-th square number.

It is an amenable number.

56117178499600 is an abundant number, since it is smaller than the sum of its proper divisors (78704702795927).

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

56117178499600 is an frugal number, since it uses more digits than its factorization.

56117178499600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749132 (or 374564 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 64.

The spelling of 56117178499600 in words is "fifty-six trillion, one hundred seventeen billion, one hundred seventy-eight million, four hundred ninety-nine thousand, six hundred".