56363823642 has 32 divisors (see below), whose sum is σ = 129603059712. Its totient is φ = 16007516784.

The previous prime is 56363823631. The next prime is 56363823647. The reversal of 56363823642 is 24632836365.

It is a junction number, because it is equal to n+sod(n) for n = 56363823591 and 56363823600.

It is not an unprimeable number, because it can be changed into a prime (56363823647) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4010938 + ... + 4024965.

It is an arithmetic number, because the mean of its divisors is an integer number (4050095616).

Almost surely, 2^56363823642 is an apocalyptic number.

56363823642 is an abundant number, since it is smaller than the sum of its proper divisors (73239236070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56363823642 is a wasteful number, since it uses less digits than its factorization.

56363823642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8036082.

The product of its digits is 3732480, while the sum is 48.

The spelling of 56363823642 in words is "fifty-six billion, three hundred sixty-three million, eight hundred twenty-three thousand, six hundred forty-two".