2255522615544 has 64 divisors (see below), whose sum is σ = 6178287600000. Its totient is φ = 680507003520.

The previous prime is 2255522615531. The next prime is 2255522615587. The reversal of 2255522615544 is 4455162255522.

It is a junction number, because it is equal to n+sod(n) for n = 2255522615493 and 2255522615502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18593794 + ... + 18714705.

It is an arithmetic number, because the mean of its divisors is an integer number (96535743750).

Almost surely, 2^{2255522615544} is an apocalyptic number.

2255522615544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2255522615544 is an abundant number, since it is smaller than the sum of its proper divisors (3922764984456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2255522615544 is a wasteful number, since it uses less digits than its factorization.

2255522615544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37308748 (or 37308744 counting only the distinct ones).

The product of its digits is 4800000, while the sum is 48.

The spelling of 2255522615544 in words is "two trillion, two hundred fifty-five billion, five hundred twenty-two million, six hundred fifteen thousand, five hundred forty-four".