123542408196 has 189 divisors, whose sum is σ = 340058404119. Its totient is φ = 39251144592.

The previous prime is 123542408183. The next prime is 123542408203. The reversal of 123542408196 is 691804245321.

The square root of 123542408196 is 351486.

It is a perfect power (a square), and thus also a powerful number.

123542408196 is a `hidden beast` number, since 1 + 2 + 3 + 54 + 2 + 408 + 196 = 666.

123542408196 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 436545471 + ... + 436545753.

Almost surely, 2^123542408196 is an apocalyptic number.

123542408196 is the 351486-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123542408196

123542408196 is an abundant number, since it is smaller than the sum of its proper divisors (216515995923).

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

123542408196 is an frugal number, since it uses more digits than its factorization.

123542408196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 123542408196 in words is "one hundred twenty-three billion, five hundred forty-two million, four hundred eight thousand, one hundred ninety-six".