56442020025530 has 16 divisors (see below), whose sum is σ = 104341464047880. Its totient is φ = 21966624009792.

The previous prime is 56442020025509. The next prime is 56442020025577. The reversal of 56442020025530 is 3552002024465.

It can be written as a sum of positive squares in 4 ways, for example, as 38363170827601 + 18078849197929 = 6193801^2 + 4251923^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76272999665 + ... + 76273000404.

Almost surely, 2^{56442020025530} is an apocalyptic number.

56442020025530 is a deficient number, since it is larger than the sum of its proper divisors (47899444022350).

56442020025530 is a wasteful number, since it uses less digits than its factorization.

56442020025530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152546000113.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 56442020025530 its reverse (3552002024465), we get a palindrome (59994022049995).

The spelling of 56442020025530 in words is "fifty-six trillion, four hundred forty-two billion, twenty million, twenty-five thousand, five hundred thirty".