55255612102 has 4 divisors (see below), whose sum is σ = 82883418156. Its totient is φ = 27627806050.

The previous prime is 55255612073. The next prime is 55255612103. The reversal of 55255612102 is 20121655255.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55255612103) by changing a digit.

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 as a sum of consecutive naturals, namely, 13813903024 + ... + 13813903027.

It is an arithmetic number, because the mean of its divisors is an integer number (20720854539).

Almost surely, 2^55255612102 is an apocalyptic number.

55255612102 is a deficient number, since it is larger than the sum of its proper divisors (27627806054).

55255612102 is a wasteful number, since it uses less digits than its factorization.

55255612102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27627806053.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 55255612102 in words is "fifty-five billion, two hundred fifty-five million, six hundred twelve thousand, one hundred two".