56433644146 has 16 divisors (see below), whose sum is σ = 96361005888. Its totient is φ = 24536366800.

The previous prime is 56433644053. The next prime is 56433644149. The reversal of 56433644146 is 64144633465.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 56433644096 and 56433644105.

It is not an unprimeable number, because it can be changed into a prime (56433644149) 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, 55763965 + ... + 55764976.

It is an arithmetic number, because the mean of its divisors is an integer number (6022562868).

Almost surely, 2^56433644146 is an apocalyptic number.

56433644146 is a deficient number, since it is larger than the sum of its proper divisors (39927361742).

56433644146 is a wasteful number, since it uses less digits than its factorization.

56433644146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111528977.

The product of its digits is 2488320, while the sum is 46.

The spelling of 56433644146 in words is "fifty-six billion, four hundred thirty-three million, six hundred forty-four thousand, one hundred forty-six".