56106336426 has 48 divisors (see below), whose sum is σ = 130737188160. Its totient is φ = 16005319680.

The previous prime is 56106336409. The next prime is 56106336437. The reversal of 56106336426 is 62463360165.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39595 + ... + 337313.

It is an arithmetic number, because the mean of its divisors is an integer number (2723691420).

Almost surely, 2^56106336426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56106336426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65368594080).

56106336426 is an abundant number, since it is smaller than the sum of its proper divisors (74630851734).

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

56106336426 is a wasteful number, since it uses less digits than its factorization.

56106336426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298379 (or 298372 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 56106336426 in words is "fifty-six billion, one hundred six million, three hundred thirty-six thousand, four hundred twenty-six".