212783562348 has 24 divisors (see below), whose sum is σ = 567422833152. Its totient is φ = 60795303504.

The previous prime is 212783562347. The next prime is 212783562361. The reversal of 212783562348 is 843265387212.

It is a self number, because there is not a number n which added to its sum of digits gives 212783562348.

It is not an unprimeable number, because it can be changed into a prime (212783562347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1266568740 + ... + 1266568907.

It is an arithmetic number, because the mean of its divisors is an integer number (23642618048).

Almost surely, 2^212783562348 is an apocalyptic number.

212783562348 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

212783562348 is an abundant number, since it is smaller than the sum of its proper divisors (354639270804).

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

212783562348 is a wasteful number, since it uses less digits than its factorization.

212783562348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533137661 (or 2533137659 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 51.

The spelling of 212783562348 in words is "two hundred twelve billion, seven hundred eighty-three million, five hundred sixty-two thousand, three hundred forty-eight".