56726326600000 has 168 divisors, whose sum is σ = 141004307943576. Its totient is φ = 22641273600000.

The previous prime is 56726326599977. The next prime is 56726326600049. The reversal of 56726326600000 is 662362765.

It can be written as a sum of positive squares in 12 ways, for example, as 47125698713856 + 9600627886144 = 6864816^2 + 3098488^2 .

It is a super-2 number, since 2×56726326600000² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56726326600000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91892374 + ... + 92507626.

It is an arithmetic number, because the mean of its divisors is an integer number (839311356807).

Almost surely, 2^{56726326600000} is an apocalyptic number.

56726326600000 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 56726326600000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70502153971788).

56726326600000 is an abundant number, since it is smaller than the sum of its proper divisors (84277981343576).

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

56726326600000 is an frugal number, since it uses more digits than its factorization.

56726326600000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615751 (or 615721 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

Adding to 56726326600000 its reverse (662362765), we get a palindrome (56726988962765).

The spelling of 56726326600000 in words is "fifty-six trillion, seven hundred twenty-six billion, three hundred twenty-six million, six hundred thousand".