211404060340434 has 48 divisors (see below), whose sum is σ = 522292384380312. Its totient is φ = 61221085346304.

The previous prime is 211404060340397. The next prime is 211404060340477. The reversal of 211404060340434 is 434043060404112.

211404060340434 is a `hidden beast` number, since 2 + 1 + 1 + 4 + 0 + 4 + 0 + 603 + 4 + 0 + 43 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 96244870339809 + 115159190000625 = 9810447^2 + 10731225^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26571647649 + ... + 26571655604.

Almost surely, 2^{211404060340434} is an apocalyptic number.

211404060340434 is an abundant number, since it is smaller than the sum of its proper divisors (310888324039878).

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

211404060340434 is a wasteful number, since it uses less digits than its factorization.

211404060340434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53143303291 (or 53143303288 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 211404060340434 in words is "two hundred eleven trillion, four hundred four billion, sixty million, three hundred forty thousand, four hundred thirty-four".