2685708311288 has 8 divisors (see below), whose sum is σ = 5035703083680. Its totient is φ = 1342854155640.

The previous prime is 2685708311257. The next prime is 2685708311309. The reversal of 2685708311288 is 8821138075862.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 167856769448 + ... + 167856769463.

It is an arithmetic number, because the mean of its divisors is an integer number (629462885460).

Almost surely, 2^{2685708311288} is an apocalyptic number.

It is an amenable number.

2685708311288 is a deficient number, since it is larger than the sum of its proper divisors (2349994772392).

2685708311288 is a wasteful number, since it uses less digits than its factorization.

2685708311288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335713538917 (or 335713538913 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 59.

The spelling of 2685708311288 in words is "two trillion, six hundred eighty-five billion, seven hundred eight million, three hundred eleven thousand, two hundred eighty-eight".