206064426444 has 24 divisors (see below), whose sum is σ = 480951739968. Its totient is φ = 68668892880.

The previous prime is 206064426389. The next prime is 206064426457. The reversal of 206064426444 is 444624460602.

It is a junction number, because it is equal to n+sod(n) for n = 206064426396 and 206064426405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2361522 + ... + 2447225.

It is an arithmetic number, because the mean of its divisors is an integer number (20039655832).

Almost surely, 2^206064426444 is an apocalyptic number.

It is an amenable number.

206064426444 is an abundant number, since it is smaller than the sum of its proper divisors (274887313524).

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

206064426444 is a wasteful number, since it uses less digits than its factorization.

206064426444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812325 (or 4812323 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 206064426444 in words is "two hundred six billion, sixty-four million, four hundred twenty-six thousand, four hundred forty-four".