55256436026 has 16 divisors (see below), whose sum is σ = 91314870048. Its totient is φ = 24867882000.

The previous prime is 55256436023. The next prime is 55256436041. The reversal of 55256436026 is 62063465255.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55256436023) 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 in 7 ways as a sum of consecutive naturals, for example, 12431720 + ... + 12436163.

It is an arithmetic number, because the mean of its divisors is an integer number (5707179378).

Almost surely, 2^55256436026 is an apocalyptic number.

55256436026 is a deficient number, since it is larger than the sum of its proper divisors (36058434022).

55256436026 is a wasteful number, since it uses less digits than its factorization.

55256436026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24867997.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 55256436026 in words is "fifty-five billion, two hundred fifty-six million, four hundred thirty-six thousand, twenty-six".