2612105855 has 4 divisors (see below), whose sum is σ = 3134527032. Its totient is φ = 2089684680.

The previous prime is 2612105851. The next prime is 2612105891. The reversal of 2612105855 is 5585012162.

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

It is not a de Polignac number, because 2612105855 - 2² = 2612105851 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2612105851) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 261210581 + ... + 261210590.

It is an arithmetic number, because the mean of its divisors is an integer number (783631758).

Almost surely, 2^2612105855 is an apocalyptic number.

2612105855 is a deficient number, since it is larger than the sum of its proper divisors (522421177).

2612105855 is an equidigital number, since it uses as much as digits as its factorization.

2612105855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522421176.

The product of its (nonzero) digits is 24000, while the sum is 35.

The square root of 2612105855 is about 51108.7649527945. The cubic root of 2612105855 is about 1377.1997151780.

The spelling of 2612105855 in words is "two billion, six hundred twelve million, one hundred five thousand, eight hundred fifty-five".