275105432322 has 250 divisors, whose sum is σ = 744820584783. Its totient is φ = 75891153744.

The previous prime is 275105432309. The next prime is 275105432383. The reversal of 275105432322 is 223234501572.

275105432322 is a `hidden beast` number, since 2 + 75 + 1 + 0 + 543 + 23 + 22 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 150948567441 + 124156864881 = 388521^2 + 352359^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=370881.

It is an unprimeable number.

It is a polite number, since it can be written in 124 ways as a sum of consecutive naturals, for example, 9486394204 + ... + 9486394232.

Almost surely, 2^275105432322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275105432322

275105432322 is an abundant number, since it is smaller than the sum of its proper divisors (469715152461).

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

275105432322 is an frugal number, since it uses more digits than its factorization.

275105432322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

Adding to 275105432322 its reverse (223234501572), we get a palindrome (498339933894).

The spelling of 275105432322 in words is "two hundred seventy-five billion, one hundred five million, four hundred thirty-two thousand, three hundred twenty-two".