123000452251533 has 12 divisors (see below), whose sum is σ = 183398523787648. Its totient is φ = 79355130484680.

The previous prime is 123000452251487. The next prime is 123000452251549. The reversal of 123000452251533 is 335152254000321.

123000452251533 is a `hidden beast` number, since 1 + 2 + 30 + 0 + 0 + 4 + 522 + 51 + 53 + 3 = 666.

It is not a de Polignac number, because 123000452251533 - 2⁸ = 123000452251277 is a prime.

It is a super-2 number, since 2×123000452251533² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123000452251433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220430917735 + ... + 220430918292.

Almost surely, 2^{123000452251533} is an apocalyptic number.

It is an amenable number.

123000452251533 is a deficient number, since it is larger than the sum of its proper divisors (60398071536115).

123000452251533 is a wasteful number, since it uses less digits than its factorization.

123000452251533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440861836064 (or 440861836061 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 123000452251533 in words is "one hundred twenty-three trillion, four hundred fifty-two million, two hundred fifty-one thousand, five hundred thirty-three".