212435266645 has 48 divisors (see below), whose sum is σ = 299107399680. Its totient is φ = 144411652224.

The previous prime is 212435266619. The next prime is 212435266679. The reversal of 212435266645 is 546662534212.

It is not a de Polignac number, because 212435266645 - 2⁵ = 212435266613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212435266595 and 212435266604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73025451 + ... + 73028359.

It is an arithmetic number, because the mean of its divisors is an integer number (6231404160).

Almost surely, 2^212435266645 is an apocalyptic number.

It is an amenable number.

212435266645 is a deficient number, since it is larger than the sum of its proper divisors (86672133035).

212435266645 is a wasteful number, since it uses less digits than its factorization.

212435266645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402 (or 5395 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 212435266645 in words is "two hundred twelve billion, four hundred thirty-five million, two hundred sixty-six thousand, six hundred forty-five".