234218133996644 has 24 divisors (see below), whose sum is σ = 468483985388160. Its totient is φ = 100368975128256.

The previous prime is 234218133996643. The next prime is 234218133996653. The reversal of 234218133996644 is 446699331812432.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (234218133996643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425768384 + ... + 426318135.

It is an arithmetic number, because the mean of its divisors is an integer number (19520166057840).

Almost surely, 2^{234218133996644} is an apocalyptic number.

It is an amenable number.

234218133996644 is an abundant number, since it is smaller than the sum of its proper divisors (234265851391516).

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

234218133996644 is a wasteful number, since it uses less digits than its factorization.

234218133996644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852096347 (or 852096345 counting only the distinct ones).

The product of its digits is 161243136, while the sum is 65.

The spelling of 234218133996644 in words is "two hundred thirty-four trillion, two hundred eighteen billion, one hundred thirty-three million, nine hundred ninety-six thousand, six hundred forty-four".