212373789376 has 28 divisors (see below), whose sum is σ = 481633416208. Its totient is φ = 91017338112.

The previous prime is 212373789371. The next prime is 212373789377. The reversal of 212373789376 is 673987373212.

212373789376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×212373789376² (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 212373789376.

It is not an unprimeable number, because it can be changed into a prime (212373789371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237023871 + ... + 237024766.

It is an arithmetic number, because the mean of its divisors is an integer number (17201193436).

Almost surely, 2^212373789376 is an apocalyptic number.

It is an amenable number.

212373789376 is an abundant number, since it is smaller than the sum of its proper divisors (269259626832).

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

212373789376 is an equidigital number, since it uses as much as digits as its factorization.

212373789376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474048656 (or 474048646 counting only the distinct ones).

The product of its digits is 16003008, while the sum is 58.

The spelling of 212373789376 in words is "two hundred twelve billion, three hundred seventy-three million, seven hundred eighty-nine thousand, three hundred seventy-six".