234468184778831 has 16 divisors (see below), whose sum is σ = 238813888471200. Its totient is φ = 230160584636928.

The previous prime is 234468184778813. The next prime is 234468184778911. The reversal of 234468184778831 is 138877481864432.

It is a cyclic number.

It is not a de Polignac number, because 234468184778831 - 2¹⁴ = 234468184762447 is a prime.

It is a super-2 number, since 2×234468184778831² (a number of 30 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 (234468184778431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 611145941 + ... + 611529473.

It is an arithmetic number, because the mean of its divisors is an integer number (14925868029450).

Almost surely, 2^{234468184778831} is an apocalyptic number.

234468184778831 is a deficient number, since it is larger than the sum of its proper divisors (4345703692369).

234468184778831 is a wasteful number, since it uses less digits than its factorization.

234468184778831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433178.

The product of its digits is 1387266048, while the sum is 74.

The spelling of 234468184778831 in words is "two hundred thirty-four trillion, four hundred sixty-eight billion, one hundred eighty-four million, seven hundred seventy-eight thousand, eight hundred thirty-one".