55021627256 has 8 divisors (see below), whose sum is σ = 103165551120. Its totient is φ = 27510813624.

The previous prime is 55021627217. The next prime is 55021627267. The reversal of 55021627256 is 65272612055.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3438851696 + ... + 3438851711.

It is an arithmetic number, because the mean of its divisors is an integer number (12895693890).

Almost surely, 2^55021627256 is an apocalyptic number.

It is an amenable number.

55021627256 is a deficient number, since it is larger than the sum of its proper divisors (48143923864).

55021627256 is a wasteful number, since it uses less digits than its factorization.

55021627256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6877703413 (or 6877703409 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 55021627256 in words is "fifty-five billion, twenty-one million, six hundred twenty-seven thousand, two hundred fifty-six".