2533863553550 has 48 divisors (see below), whose sum is σ = 5418523192320. Its totient is φ = 863551083360.

The previous prime is 2533863553499. The next prime is 2533863553553. The reversal of 2533863553550 is 553553683352.

2533863553550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2533863553492 and 2533863553501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533863553553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21617030 + ... + 21733929.

It is an arithmetic number, because the mean of its divisors is an integer number (112885899840).

Almost surely, 2^{2533863553550} is an apocalyptic number.

2533863553550 is an abundant number, since it is smaller than the sum of its proper divisors (2884659638770).

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

2533863553550 is a wasteful number, since it uses less digits than its factorization.

2533863553550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43351145 (or 43351140 counting only the distinct ones).

The product of its (nonzero) digits is 24300000, while the sum is 53.

The spelling of 2533863553550 in words is "two trillion, five hundred thirty-three billion, eight hundred sixty-three million, five hundred fifty-three thousand, five hundred fifty".