123543035551332 has 36 divisors (see below), whose sum is σ = 314159335928256. Its totient is φ = 40934418963120.

The previous prime is 123543035551283. The next prime is 123543035551379. The reversal of 123543035551332 is 233155530345321.

123543035551332 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 4 + 30 + 35 + 551 + 3 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10274697544 + ... + 10274709567.

Almost surely, 2^{123543035551332} is an apocalyptic number.

123543035551332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123543035551332 is an abundant number, since it is smaller than the sum of its proper divisors (190616300376924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123543035551332 is a wasteful number, since it uses less digits than its factorization.

123543035551332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20549407288 (or 20549407283 counting only the distinct ones).

The product of its (nonzero) digits is 2430000, while the sum is 45.

Adding to 123543035551332 its reverse (233155530345321), we get a palindrome (356698565896653).

The spelling of 123543035551332 in words is "one hundred twenty-three trillion, five hundred forty-three billion, thirty-five million, five hundred fifty-one thousand, three hundred thirty-two".