2685581542 has 8 divisors (see below), whose sum is σ = 4603854096. Its totient is φ = 1150963512.

The previous prime is 2685581519. The next prime is 2685581621. The reversal of 2685581542 is 2451855862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2685581492 and 2685581501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95913613 + ... + 95913640.

It is an arithmetic number, because the mean of its divisors is an integer number (575481762).

Almost surely, 2^2685581542 is an apocalyptic number.

2685581542 is a deficient number, since it is larger than the sum of its proper divisors (1918272554).

2685581542 is a wasteful number, since it uses less digits than its factorization.

2685581542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191827262.

The product of its digits is 768000, while the sum is 46.

The square root of 2685581542 is about 51822.5968280247. The cubic root of 2685581542 is about 1389.9935375715.

The spelling of 2685581542 in words is "two billion, six hundred eighty-five million, five hundred eighty-one thousand, five hundred forty-two".