56402055845042 has 8 divisors (see below), whose sum is σ = 84706132593132. Its totient is φ = 28166678314000.

The previous prime is 56402055845041. The next prime is 56402055845059. The reversal of 56402055845042 is 24054855020465.

It can be written as a sum of positive squares in 2 ways, for example, as 53330172168001 + 3071883677041 = 7302751^2 + 1752679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56402055845041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17174802209 + ... + 17174805492.

Almost surely, 2^{56402055845042} is an apocalyptic number.

56402055845042 is a deficient number, since it is larger than the sum of its proper divisors (28304076748090).

56402055845042 is a wasteful number, since it uses less digits than its factorization.

56402055845042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34349608524.

The product of its (nonzero) digits is 7680000, while the sum is 50.

The spelling of 56402055845042 in words is "fifty-six trillion, four hundred two billion, fifty-five million, eight hundred forty-five thousand, forty-two".