234638530722 has 162 divisors, whose sum is σ = 548368394769. Its totient is φ = 72504421920.

The previous prime is 234638530699. The next prime is 234638530757. The reversal of 234638530722 is 227035836432.

234638530722 is a `hidden beast` number, since 2 + 3 + 4 + 638 + 5 + 3 + 0 + 7 + 2 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 234499031001 + 139499721 = 484251^2 + 11811^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=342519.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1847547423 + ... + 1847547549.

Almost surely, 2^234638530722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234638530722

234638530722 is an abundant number, since it is smaller than the sum of its proper divisors (313729864047).

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

234638530722 is a wasteful number, since it uses less digits than its factorization.

234638530722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 234638530722 in words is "two hundred thirty-four billion, six hundred thirty-eight million, five hundred thirty thousand, seven hundred twenty-two".