55274822847256 has 128 divisors (see below), whose sum is σ = 111998225664000. Its totient is φ = 25515729727488.

The previous prime is 55274822847227. The next prime is 55274822847331. The reversal of 55274822847256 is 65274822847255.

It is a junction number, because it is equal to n+sod(n) for n = 55274822847191 and 55274822847200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119676975 + ... + 120137953.

It is an arithmetic number, because the mean of its divisors is an integer number (874986138000).

Almost surely, 2^{55274822847256} is an apocalyptic number.

It is an amenable number.

55274822847256 is an abundant number, since it is smaller than the sum of its proper divisors (56723402816744).

55274822847256 is a wasteful number, since it uses less digits than its factorization.

55274822847256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461273 (or 461269 counting only the distinct ones).

The product of its digits is 602112000, while the sum is 67.

Subtracting 55274822847256 from its reverse (65274822847255), we obtain a palindrome (9999999999999).

It can be divided in two parts, 5527482 and 2847256, that added together give a palindrome (8374738).

The spelling of 55274822847256 in words is "fifty-five trillion, two hundred seventy-four billion, eight hundred twenty-two million, eight hundred forty-seven thousand, two hundred fifty-six".