56601171200 has 432 divisors, whose sum is σ = 164939026560. Its totient is φ = 18831605760.

The previous prime is 56601171199. The next prime is 56601171227. The reversal of 56601171200 is 217110665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 327174314 + ... + 327174486.

Almost surely, 2^56601171200 is an apocalyptic number.

56601171200 is a gapful number since it is divisible by the number (50) 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 56601171200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82469513280).

56601171200 is an abundant number, since it is smaller than the sum of its proper divisors (108337855360).

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

56601171200 is a wasteful number, since it uses less digits than its factorization.

56601171200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

Adding to 56601171200 its reverse (217110665), we get a palindrome (56818281865).

The spelling of 56601171200 in words is "fifty-six billion, six hundred one million, one hundred seventy-one thousand, two hundred".