2254354643550 has 48 divisors (see below), whose sum is σ = 5591001652992. Its totient is φ = 601139503200.

The previous prime is 2254354643539. The next prime is 2254354643557. The reversal of 2254354643550 is 553464534522.

It is a super-2 number, since 2×2254354643550² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2254354643550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254354643557) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 4127577 + ... + 4641723.

It is an arithmetic number, because the mean of its divisors is an integer number (116479201104).

Almost surely, 2^{2254354643550} is an apocalyptic number.

2254354643550 is an abundant number, since it is smaller than the sum of its proper divisors (3336647009442).

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

2254354643550 is a wasteful number, since it uses less digits than its factorization.

2254354643550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543393 (or 543388 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 48.

The spelling of 2254354643550 in words is "two trillion, two hundred fifty-four billion, three hundred fifty-four million, six hundred forty-three thousand, five hundred fifty".