5111145210255 has 128 divisors (see below), whose sum is σ = 9859700090880. Its totient is φ = 2208671815680.

The previous prime is 5111145210209. The next prime is 5111145210263. The reversal of 5111145210255 is 5520125411115.

It is a happy number.

It is not a de Polignac number, because 5111145210255 - 2⁶ = 5111145210191 is a prime.

It is a super-2 number, since 2×5111145210255² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3423405289 + ... + 3423406781.

It is an arithmetic number, because the mean of its divisors is an integer number (77028906960).

Almost surely, 2^{5111145210255} is an apocalyptic number.

5111145210255 is a deficient number, since it is larger than the sum of its proper divisors (4748554880625).

5111145210255 is a wasteful number, since it uses less digits than its factorization.

5111145210255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4161.

The product of its (nonzero) digits is 10000, while the sum is 33.

The spelling of 5111145210255 in words is "five trillion, one hundred eleven billion, one hundred forty-five million, two hundred ten thousand, two hundred fifty-five".