2268972686550 has 48 divisors (see below), whose sum is σ = 5719299044112. Its totient is φ = 595140374400.

The previous prime is 2268972686549. The next prime is 2268972686573. The reversal of 2268972686550 is 556862798622.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 123978429 + ... + 123996728.

It is an arithmetic number, because the mean of its divisors is an integer number (119152063419).

Almost surely, 2^{2268972686550} is an apocalyptic number.

2268972686550 is an abundant number, since it is smaller than the sum of its proper divisors (3450326357562).

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

2268972686550 is a wasteful number, since it uses less digits than its factorization.

2268972686550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247975233 (or 247975228 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 66.

The spelling of 2268972686550 in words is "two trillion, two hundred sixty-eight billion, nine hundred seventy-two million, six hundred eighty-six thousand, five hundred fifty".