1002622255056 has 120 divisors (see below), whose sum is σ = 2828510746464. Its totient is φ = 331530935040.

The previous prime is 1002622255009. The next prime is 1002622255081. The reversal of 1002622255056 is 6505522262001.

1002622255056 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 622 + 25 + 5 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1002622255056.

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 23 ways as a sum of consecutive naturals, for example, 8999211 + ... + 9109941.

Almost surely, 2^{1002622255056} is an apocalyptic number.

1002622255056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002622255056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1414255373232).

1002622255056 is an abundant number, since it is smaller than the sum of its proper divisors (1825888491408).

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

1002622255056 is a wasteful number, since it uses less digits than its factorization.

1002622255056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111249 (or 111240 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 1002622255056 in words is "one trillion, two billion, six hundred twenty-two million, two hundred fifty-five thousand, fifty-six".