2281686007512 has 64 divisors (see below), whose sum is σ = 5844919449600. Its totient is φ = 741811426560.

The previous prime is 2281686007501. The next prime is 2281686007543. The reversal of 2281686007512 is 2157006861822.

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 15 ways as a sum of consecutive naturals, for example, 3356289 + ... + 3978447.

It is an arithmetic number, because the mean of its divisors is an integer number (91326866400).

Almost surely, 2^{2281686007512} is an apocalyptic number.

It is an amenable number.

2281686007512 is an abundant number, since it is smaller than the sum of its proper divisors (3563233442088).

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

2281686007512 is a wasteful number, since it uses less digits than its factorization.

2281686007512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625936 (or 625932 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 2281686007512 in words is "two trillion, two hundred eighty-one billion, six hundred eighty-six million, seven thousand, five hundred twelve".