55644546758 has 16 divisors (see below), whose sum is σ = 84482924400. Its totient is φ = 27483655296.

The previous prime is 55644546757. The next prime is 55644546773. The reversal of 55644546758 is 85764544655.

It is a junction number, because it is equal to n+sod(n) for n = 55644546697 and 55644546706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55644546757) 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, 1800218 + ... + 1830866.

It is an arithmetic number, because the mean of its divisors is an integer number (5280182775).

Almost surely, 2^55644546758 is an apocalyptic number.

55644546758 is a deficient number, since it is larger than the sum of its proper divisors (28838377642).

55644546758 is a wasteful number, since it uses less digits than its factorization.

55644546758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41671.

The product of its digits is 80640000, while the sum is 59.

The spelling of 55644546758 in words is "fifty-five billion, six hundred forty-four million, five hundred forty-six thousand, seven hundred fifty-eight".