55253216306123 has 8 divisors (see below), whose sum is σ = 60364488154176. Its totient is φ = 50156653155400.

The previous prime is 55253216306083. The next prime is 55253216306201. The reversal of 55253216306123 is 32160361235255.

It is a happy number.

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

It is not a de Polignac number, because 55253216306123 - 2¹⁸ = 55253216043979 is a prime.

It is a super-2 number, since 2×55253216306123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55253216306023) 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 7 ways as a sum of consecutive naturals, for example, 3677166473 + ... + 3677181498.

It is an arithmetic number, because the mean of its divisors is an integer number (7545561019272).

Almost surely, 2^{55253216306123} is an apocalyptic number.

55253216306123 is a deficient number, since it is larger than the sum of its proper divisors (5111271848053).

55253216306123 is a wasteful number, since it uses less digits than its factorization.

55253216306123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354348665.

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 55253216306123 in words is "fifty-five trillion, two hundred fifty-three billion, two hundred sixteen million, three hundred six thousand, one hundred twenty-three".