4355123435231 has 4 divisors (see below), whose sum is σ = 4358120768712. Its totient is φ = 4352126101752.

The previous prime is 4355123435209. The next prime is 4355123435261. The reversal of 4355123435231 is 1325343215534.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4355123435231 is a prime.

It is a super-2 number, since 2×4355123435231² (a number of 26 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 (4355123435261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1498664561 + ... + 1498667466.

It is an arithmetic number, because the mean of its divisors is an integer number (1089530192178).

Almost surely, 2^{4355123435231} is an apocalyptic number.

4355123435231 is a deficient number, since it is larger than the sum of its proper divisors (2997333481).

4355123435231 is a wasteful number, since it uses less digits than its factorization.

4355123435231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2997333480.

The product of its digits is 648000, while the sum is 41.

The spelling of 4355123435231 in words is "four trillion, three hundred fifty-five billion, one hundred twenty-three million, four hundred thirty-five thousand, two hundred thirty-one".