63533238171123 has 16 divisors (see below), whose sum is σ = 96813409583360. Its totient is φ = 36304386458976.

The previous prime is 63533238171121. The next prime is 63533238171157. The reversal of 63533238171123 is 32117183233536.

It is a happy number.

It is not a de Polignac number, because 63533238171123 - 2¹ = 63533238171121 is a prime.

It is a super-2 number, since 2×63533238171123² (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 (63533238171121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10936333 + ... + 15705726.

It is an arithmetic number, because the mean of its divisors is an integer number (6050838098960).

Almost surely, 2^{63533238171123} is an apocalyptic number.

63533238171123 is a deficient number, since it is larger than the sum of its proper divisors (33280171412237).

63533238171123 is a wasteful number, since it uses less digits than its factorization.

63533238171123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26755626.

The product of its digits is 1632960, while the sum is 48.

The spelling of 63533238171123 in words is "sixty-three trillion, five hundred thirty-three billion, two hundred thirty-eight million, one hundred seventy-one thousand, one hundred twenty-three".