56028350423 has 4 divisors (see below), whose sum is σ = 59324135760. Its totient is φ = 52732565088.

The previous prime is 56028350419. The next prime is 56028350437. The reversal of 56028350423 is 32405382065.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56028350423 - 2² = 56028350419 is a prime.

It is a super-2 number, since 2×56028350423² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56028350923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647892643 + ... + 1647892676.

It is an arithmetic number, because the mean of its divisors is an integer number (14831033940).

Almost surely, 2^56028350423 is an apocalyptic number.

56028350423 is a deficient number, since it is larger than the sum of its proper divisors (3295785337).

56028350423 is a wasteful number, since it uses less digits than its factorization.

56028350423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295785336.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 56028350423 in words is "fifty-six billion, twenty-eight million, three hundred fifty thousand, four hundred twenty-three".