234063721136 has 160 divisors (see below), whose sum is σ = 537305134080. Its totient is φ = 96699681792.

The previous prime is 234063721117. The next prime is 234063721147. The reversal of 234063721136 is 631127360432.

It is a self number, because there is not a number n which added to its sum of digits gives 234063721136.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192962066 + ... + 192963278.

It is an arithmetic number, because the mean of its divisors is an integer number (3358157088).

Almost surely, 2^234063721136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234063721136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268652567040).

234063721136 is an abundant number, since it is smaller than the sum of its proper divisors (303241412944).

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

234063721136 is a wasteful number, since it uses less digits than its factorization.

234063721136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763 (or 1757 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 234063721136 in words is "two hundred thirty-four billion, sixty-three million, seven hundred twenty-one thousand, one hundred thirty-six".