56843064083521 has 8 divisors (see below), whose sum is σ = 57092079326688. Its totient is φ = 56594227800000.

The previous prime is 56843064083497. The next prime is 56843064083549. The reversal of 56843064083521 is 12538046034865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56843064083521 - 2⁵ = 56843064083489 is a prime.

It is a super-2 number, since 2×56843064083521² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56843064083921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44103240 + ... + 45373801.

It is an arithmetic number, because the mean of its divisors is an integer number (7136509915836).

Almost surely, 2^{56843064083521} is an apocalyptic number.

It is an amenable number.

56843064083521 is a deficient number, since it is larger than the sum of its proper divisors (249015243167).

56843064083521 is a wasteful number, since it uses less digits than its factorization.

56843064083521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89479823.

The product of its (nonzero) digits is 16588800, while the sum is 55.

The spelling of 56843064083521 in words is "fifty-six trillion, eight hundred forty-three billion, sixty-four million, eighty-three thousand, five hundred twenty-one".