56216413782 has 24 divisors (see below), whose sum is σ = 121824578304. Its totient is φ = 18735366384.

The previous prime is 56216413751. The next prime is 56216413787. The reversal of 56216413782 is 28731461265.

56216413782 is a `hidden beast` number, since 5 + 621 + 6 + 4 + 13 + 7 + 8 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56216413787) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 184713 + ... + 382820.

It is an arithmetic number, because the mean of its divisors is an integer number (5076024096).

Almost surely, 2^56216413782 is an apocalyptic number.

56216413782 is an abundant number, since it is smaller than the sum of its proper divisors (65608164522).

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

56216413782 is a wasteful number, since it uses less digits than its factorization.

56216413782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573044 (or 573041 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The spelling of 56216413782 in words is "fifty-six billion, two hundred sixteen million, four hundred thirteen thousand, seven hundred eighty-two".