211362345552 has 40 divisors (see below), whose sum is σ = 556321652064. Its totient is φ = 69124791424.

The previous prime is 211362345539. The next prime is 211362345569. The reversal of 211362345552 is 255543263112.

It is a super-2 number, since 2×211362345552² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211362345552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41538798 + ... + 41543885.

Almost surely, 2^211362345552 is an apocalyptic number.

It is an amenable number.

211362345552 is an abundant number, since it is smaller than the sum of its proper divisors (344959306512).

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

211362345552 is a wasteful number, since it uses less digits than its factorization.

211362345552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83082747 (or 83082741 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The spelling of 211362345552 in words is "two hundred eleven billion, three hundred sixty-two million, three hundred forty-five thousand, five hundred fifty-two".