234136352500640 has 96 divisors (see below), whose sum is σ = 558527059359360. Its totient is φ = 92743685121024.

The previous prime is 234136352500579. The next prime is 234136352500669. The reversal of 234136352500640 is 46005253631432.

It is a happy number.

234136352500640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 234136352500591 and 234136352500600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602755282 + ... + 1602901358.

It is an arithmetic number, because the mean of its divisors is an integer number (5817990201660).

Almost surely, 2^{234136352500640} is an apocalyptic number.

234136352500640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234136352500640 is an abundant number, since it is smaller than the sum of its proper divisors (324390706858720).

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

234136352500640 is a wasteful number, since it uses less digits than its factorization.

234136352500640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243454 (or 243446 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 234136352500640 in words is "two hundred thirty-four trillion, one hundred thirty-six billion, three hundred fifty-two million, five hundred thousand, six hundred forty".