2855109289603 has 4 divisors (see below), whose sum is σ = 2855113371208. Its totient is φ = 2855105208000.

The previous prime is 2855109289589. The next prime is 2855109289723. The reversal of 2855109289603 is 3069829015582.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2855109289603 - 2³³ = 2846519355011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2855109289303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696273 + ... + 2488978.

It is an arithmetic number, because the mean of its divisors is an integer number (713778342802).

Almost surely, 2^{2855109289603} is an apocalyptic number.

2855109289603 is a deficient number, since it is larger than the sum of its proper divisors (4081605).

2855109289603 is an equidigital number, since it uses as much as digits as its factorization.

2855109289603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4081604.

The product of its (nonzero) digits is 9331200, while the sum is 58.

The spelling of 2855109289603 in words is "two trillion, eight hundred fifty-five billion, one hundred nine million, two hundred eighty-nine thousand, six hundred three".