56529444480000 has 880 divisors, whose sum is σ = 209849094544320. Its totient is φ = 13440909312000.

The previous prime is 56529444479987. The next prime is 56529444480049. The reversal of 56529444480000 is 8444492565.

It is a Harshad number since it is a multiple of its sum of digits (51).

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 79 ways as a sum of consecutive naturals, for example, 620114424 + ... + 620205576.

It is an arithmetic number, because the mean of its divisors is an integer number (238464880164).

Almost surely, 2^{56529444480000} is an apocalyptic number.

56529444480000 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 56529444480000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104924547272160).

56529444480000 is an abundant number, since it is smaller than the sum of its proper divisors (153319650064320).

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

56529444480000 is a wasteful number, since it uses less digits than its factorization.

56529444480000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91232 (or 91199 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 51.

The spelling of 56529444480000 in words is "fifty-six trillion, five hundred twenty-nine billion, four hundred forty-four million, four hundred eighty thousand".