2555534281850 has 24 divisors (see below), whose sum is σ = 5185411380288. Its totient is φ = 929285193200.

The previous prime is 2555534281843. The next prime is 2555534281877. The reversal of 2555534281850 is 581824355552.

It is a junction number, because it is equal to n+sod(n) for n = 2555534281792 and 2555534281801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2323212434 + ... + 2323213533.

It is an arithmetic number, because the mean of its divisors is an integer number (216058807512).

Almost surely, 2^{2555534281850} is an apocalyptic number.

2555534281850 is an abundant number, since it is smaller than the sum of its proper divisors (2629877098438).

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

2555534281850 is a wasteful number, since it uses less digits than its factorization.

2555534281850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646425990 (or 4646425985 counting only the distinct ones).

The product of its (nonzero) digits is 9600000, while the sum is 53.

The spelling of 2555534281850 in words is "two trillion, five hundred fifty-five billion, five hundred thirty-four million, two hundred eighty-one thousand, eight hundred fifty".