123052551533 has 8 divisors (see below), whose sum is σ = 123193963200. Its totient is φ = 122911190208.

The previous prime is 123052551509. The next prime is 123052551547. The reversal of 123052551533 is 335155250321.

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

It is a cyclic number.

It is not a de Polignac number, because 123052551533 - 2⁶ = 123052551469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123052551493 and 123052551502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123052551563) 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, 7027253 + ... + 7044741.

It is an arithmetic number, because the mean of its divisors is an integer number (15399245400).

Almost surely, 2^123052551533 is an apocalyptic number.

It is an amenable number.

123052551533 is a deficient number, since it is larger than the sum of its proper divisors (141411667).

123052551533 is a wasteful number, since it uses less digits than its factorization.

123052551533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25171.

The product of its (nonzero) digits is 67500, while the sum is 35.

The spelling of 123052551533 in words is "one hundred twenty-three billion, fifty-two million, five hundred fifty-one thousand, five hundred thirty-three".