2555211535 has 4 divisors (see below), whose sum is σ = 3066253848. Its totient is φ = 2044169224.

The previous prime is 2555211517. The next prime is 2555211551. The reversal of 2555211535 is 5351125552.

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 2555211535 - 2⁹ = 2555211023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2555211535.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255521149 + ... + 255521158.

It is an arithmetic number, because the mean of its divisors is an integer number (766563462).

Almost surely, 2^2555211535 is an apocalyptic number.

2555211535 is a deficient number, since it is larger than the sum of its proper divisors (511042313).

2555211535 is an equidigital number, since it uses as much as digits as its factorization.

2555211535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511042312.

The product of its digits is 37500, while the sum is 34.

The square root of 2555211535 is about 50549.1002392723. The cubic root of 2555211535 is about 1367.1272916554.

The spelling of 2555211535 in words is "two billion, five hundred fifty-five million, two hundred eleven thousand, five hundred thirty-five".