2685243516 has 48 divisors (see below), whose sum is σ = 6603962400. Its totient is φ = 847904512.

The previous prime is 2685243493. The next prime is 2685243553. The reversal of 2685243516 is 6153425862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54351 + ... + 91238.

It is an arithmetic number, because the mean of its divisors is an integer number (137582550).

Almost surely, 2^2685243516 is an apocalyptic number.

It is an amenable number.

2685243516 is an abundant number, since it is smaller than the sum of its proper divisors (3918718884).

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

2685243516 is a wasteful number, since it uses less digits than its factorization.

2685243516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145678 (or 145676 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 2685243516 is about 51819.3353488830. The cubic root of 2685243516 is about 1389.9352170349.

The spelling of 2685243516 in words is "two billion, six hundred eighty-five million, two hundred forty-three thousand, five hundred sixteen".