212616325635 has 64 divisors (see below), whose sum is σ = 399071314944. Its totient is φ = 94655808000.

The previous prime is 212616325589. The next prime is 212616325661. The reversal of 212616325635 is 536523616212.

It is a happy number.

It is not a de Polignac number, because 212616325635 - 2¹⁰ = 212616324611 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 482572 + ... + 811238.

It is an arithmetic number, because the mean of its divisors is an integer number (6235489296).

Almost surely, 2^212616325635 is an apocalyptic number.

212616325635 is a deficient number, since it is larger than the sum of its proper divisors (186454989309).

212616325635 is a wasteful number, since it uses less digits than its factorization.

212616325635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328844.

The product of its digits is 388800, while the sum is 42.

The spelling of 212616325635 in words is "two hundred twelve billion, six hundred sixteen million, three hundred twenty-five thousand, six hundred thirty-five".