212146206079 has 8 divisors (see below), whose sum is σ = 212648832000. Its totient is φ = 211643669112.

The previous prime is 212146206073. The next prime is 212146206089. The reversal of 212146206079 is 970602641212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212146206079 - 2⁷ = 212146205951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212146206073) 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, 9101562 + ... + 9124840.

It is an arithmetic number, because the mean of its divisors is an integer number (26581104000).

Almost surely, 2^212146206079 is an apocalyptic number.

212146206079 is a deficient number, since it is larger than the sum of its proper divisors (502625921).

212146206079 is a wasteful number, since it uses less digits than its factorization.

212146206079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44477.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 212146206079 in words is "two hundred twelve billion, one hundred forty-six million, two hundred six thousand, seventy-nine".