55263133136255 has 8 divisors (see below), whose sum is σ = 72344465196624. Its totient is φ = 40191369553600.

The previous prime is 55263133136221. The next prime is 55263133136257.

55263133136255 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55263133136255 - 2⁸ = 55263133135999 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 (55263133136257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502392119366 + ... + 502392119475.

It is an arithmetic number, because the mean of its divisors is an integer number (9043058149578).

Almost surely, 2^{55263133136255} is an apocalyptic number.

55263133136255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55263133136255 is a deficient number, since it is larger than the sum of its proper divisors (17081332060369).

55263133136255 is a wasteful number, since it uses less digits than its factorization.

55263133136255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004784238857.

The product of its digits is 7290000, while the sum is 50.

The spelling of 55263133136255 in words is "fifty-five trillion, two hundred sixty-three billion, one hundred thirty-three million, one hundred thirty-six thousand, two hundred fifty-five".