2685540455862 has 24 divisors (see below), whose sum is σ = 5903750094648. Its totient is φ = 813800137920.

The previous prime is 2685540455833. The next prime is 2685540455911.

2685540455862 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2685540455796 and 2685540455805.

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 11 ways as a sum of consecutive naturals, for example, 1849545043 + ... + 1849546494.

It is an arithmetic number, because the mean of its divisors is an integer number (245989587277).

Almost surely, 2^{2685540455862} is an apocalyptic number.

2685540455862 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2685540455862 is an abundant number, since it is smaller than the sum of its proper divisors (3218209638786).

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

2685540455862 is a wasteful number, since it uses less digits than its factorization.

2685540455862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3699091564 (or 3699091553 counting only the distinct ones).

The product of its (nonzero) digits is 92160000, while the sum is 60.

The spelling of 2685540455862 in words is "two trillion, six hundred eighty-five billion, five hundred forty million, four hundred fifty-five thousand, eight hundred sixty-two".