53405221041123 has 12 divisors (see below), whose sum is σ = 82832587737480. Its totient is φ = 30517269166272.

The previous prime is 53405221041103. The next prime is 53405221041157. The reversal of 53405221041123 is 32114012250435.

It is not a de Polignac number, because 53405221041123 - 2¹⁴ = 53405221024739 is a prime.

It is a super-2 number, since 2×53405221041123² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53405221041103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181650411558 + ... + 181650411851.

It is an arithmetic number, because the mean of its divisors is an integer number (6902715644790).

Almost surely, 2^{53405221041123} is an apocalyptic number.

53405221041123 is a deficient number, since it is larger than the sum of its proper divisors (29427366696357).

53405221041123 is a wasteful number, since it uses less digits than its factorization.

53405221041123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363300823426 (or 363300823419 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 53405221041123 its reverse (32114012250435), we get a palindrome (85519233291558).

The spelling of 53405221041123 in words is "fifty-three trillion, four hundred five billion, two hundred twenty-one million, forty-one thousand, one hundred twenty-three".