55556207102 has 16 divisors (see below), whose sum is σ = 90939510000. Its totient is φ = 25244667840.

The previous prime is 55556207089. The next prime is 55556207143. The reversal of 55556207102 is 20170265555.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337727 + ... + 474522.

It is an arithmetic number, because the mean of its divisors is an integer number (5683719375).

Almost surely, 2^55556207102 is an apocalyptic number.

55556207102 is a deficient number, since it is larger than the sum of its proper divisors (35383302898).

55556207102 is a wasteful number, since it uses less digits than its factorization.

55556207102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815371.

The product of its (nonzero) digits is 105000, while the sum is 38.

The spelling of 55556207102 in words is "fifty-five billion, five hundred fifty-six million, two hundred seven thousand, one hundred two".