56451321053343 has 12 divisors (see below), whose sum is σ = 81540901935688. Its totient is φ = 37634165639280.

The previous prime is 56451321053311. The next prime is 56451321053353. The reversal of 56451321053343 is 34335012315465.

56451321053343 is a `hidden beast` number, since 5 + 6 + 4 + 51 + 3 + 21 + 0 + 533 + 43 = 666.

56451321053343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56451321053343 - 2⁵ = 56451321053311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56451321053353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4249713 + ... + 11443893.

Almost surely, 2^{56451321053343} is an apocalyptic number.

56451321053343 is a deficient number, since it is larger than the sum of its proper divisors (25089580882345).

56451321053343 is a wasteful number, since it uses less digits than its factorization.

56451321053343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8066054 (or 8066051 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 56451321053343 in words is "fifty-six trillion, four hundred fifty-one billion, three hundred twenty-one million, fifty-three thousand, three hundred forty-three".