56424124145 has 4 divisors (see below), whose sum is σ = 67708948980. Its totient is φ = 45139299312.

The previous prime is 56424124129. The next prime is 56424124151. The reversal of 56424124145 is 54142142465.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13735605601 + 42688518544 = 117199^2 + 206612^2 .

It is a cyclic number.

It is not a de Polignac number, because 56424124145 - 2⁴ = 56424124129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56424124099 and 56424124108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5642412410 + ... + 5642412419.

It is an arithmetic number, because the mean of its divisors is an integer number (16927237245).

Almost surely, 2^56424124145 is an apocalyptic number.

It is an amenable number.

56424124145 is a deficient number, since it is larger than the sum of its proper divisors (11284824835).

56424124145 is a wasteful number, since it uses less digits than its factorization.

56424124145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11284824834.

The product of its digits is 153600, while the sum is 38.

The spelling of 56424124145 in words is "fifty-six billion, four hundred twenty-four million, one hundred twenty-four thousand, one hundred forty-five".