56612137882 has 4 divisors (see below), whose sum is σ = 84918206826. Its totient is φ = 28306068940.

The previous prime is 56612137861. The next prime is 56612137889. The reversal of 56612137882 is 28873121665.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 56392475841 + 219662041 = 237471^2 + 14821^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56612137889) 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 as a sum of consecutive naturals, namely, 14153034469 + ... + 14153034472.

Almost surely, 2^56612137882 is an apocalyptic number.

56612137882 is a deficient number, since it is larger than the sum of its proper divisors (28306068944).

56612137882 is a wasteful number, since it uses less digits than its factorization.

56612137882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28306068943.

The product of its digits is 967680, while the sum is 49.

The spelling of 56612137882 in words is "fifty-six billion, six hundred twelve million, one hundred thirty-seven thousand, eight hundred eighty-two".