212680676850 has 96 divisors (see below), whose sum is σ = 582756094080. Its totient is φ = 51057853440.

The previous prime is 212680676849. The next prime is 212680676899. The reversal of 212680676850 is 58676086212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212680676793 and 212680676802.

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 47 ways as a sum of consecutive naturals, for example, 1754485 + ... + 1871784.

It is an arithmetic number, because the mean of its divisors is an integer number (6070375980).

Almost surely, 2^212680676850 is an apocalyptic number.

212680676850 is an abundant number, since it is smaller than the sum of its proper divisors (370075417230).

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

212680676850 is a wasteful number, since it uses less digits than its factorization.

212680676850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3626324 (or 3626319 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 212680676850 in words is "two hundred twelve billion, six hundred eighty million, six hundred seventy-six thousand, eight hundred fifty".