56861471226 has 64 divisors (see below), whose sum is σ = 132627511296. Its totient is φ = 15915960000.

The previous prime is 56861471221. The next prime is 56861471237. The reversal of 56861471226 is 62217416865.

It is not an unprimeable number, because it can be changed into a prime (56861471221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 598851 + ... + 687273.

It is an arithmetic number, because the mean of its divisors is an integer number (2072304864).

Almost surely, 2^56861471226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56861471226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66313755648).

56861471226 is an abundant number, since it is smaller than the sum of its proper divisors (75766040070).

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

56861471226 is a wasteful number, since it uses less digits than its factorization.

56861471226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88747.

The product of its digits is 967680, while the sum is 48.

The spelling of 56861471226 in words is "fifty-six billion, eight hundred sixty-one million, four hundred seventy-one thousand, two hundred twenty-six".