123434342433 has 48 divisors (see below), whose sum is σ = 185242127616. Its totient is φ = 79139928960.

The previous prime is 123434342413. The next prime is 123434342467. The reversal of 123434342433 is 334243434321.

123434342433 is a `hidden beast` number, since 1 + 234 + 343 + 42 + 43 + 3 = 666.

It is not a de Polignac number, because 123434342433 - 2²¹ = 123432245281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123434342413) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10059460 + ... + 10071722.

It is an arithmetic number, because the mean of its divisors is an integer number (3859210992).

Almost surely, 2^123434342433 is an apocalyptic number.

It is an amenable number.

123434342433 is a deficient number, since it is larger than the sum of its proper divisors (61807785183).

123434342433 is a wasteful number, since it uses less digits than its factorization.

123434342433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12654 (or 12651 counting only the distinct ones).

The product of its digits is 248832, while the sum is 36.

Adding to 123434342433 its reverse (334243434321), we get a palindrome (457677776754).

The spelling of 123434342433 in words is "one hundred twenty-three billion, four hundred thirty-four million, three hundred forty-two thousand, four hundred thirty-three".