55564637053738 has 16 divisors (see below), whose sum is σ = 83596220424000. Its totient is φ = 27699261914272.

The previous prime is 55564637053729. The next prime is 55564637053747. The reversal of 55564637053738 is 83735073646555.

It is an interprime number because it is at equal distance from previous prime (55564637053729) and next prime (55564637053747).

It is an unprimeable number.

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, 4404208 + ... + 11424811.

It is an arithmetic number, because the mean of its divisors is an integer number (5224763776500).

Almost surely, 2^{55564637053738} is an apocalyptic number.

55564637053738 is a deficient number, since it is larger than the sum of its proper divisors (28031583370262).

55564637053738 is a wasteful number, since it uses less digits than its factorization.

55564637053738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15834269.

The product of its (nonzero) digits is 952560000, while the sum is 67.

The spelling of 55564637053738 in words is "fifty-five trillion, five hundred sixty-four billion, six hundred thirty-seven million, fifty-three thousand, seven hundred thirty-eight".