56126745043 has 8 divisors (see below), whose sum is σ = 56383356096. Its totient is φ = 55870545000.

The previous prime is 56126745001. The next prime is 56126745061. The reversal of 56126745043 is 34054762165.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56126745043 is a prime.

It is a super-3 number, since 3×56126745043³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56126745083) 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 7 ways as a sum of consecutive naturals, for example, 172668 + ... + 376918.

It is an arithmetic number, because the mean of its divisors is an integer number (7047919512).

Almost surely, 2^56126745043 is an apocalyptic number.

56126745043 is a deficient number, since it is larger than the sum of its proper divisors (256611053).

56126745043 is a wasteful number, since it uses less digits than its factorization.

56126745043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205505.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 56126745043 in words is "fifty-six billion, one hundred twenty-six million, seven hundred forty-five thousand, forty-three".