16206430244 has 6 divisors (see below), whose sum is σ = 28361252934. Its totient is φ = 8103215120.

The previous prime is 16206430243. The next prime is 16206430271. The reversal of 16206430244 is 44203460261.

It can be written as a sum of positive squares in only one way, i.e., 8678785600 + 7527644644 = 93160^2 + 86762^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16206430244.

It is not an unprimeable number, because it can be changed into a prime (16206430243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025803777 + ... + 2025803784.

It is an arithmetic number, because the mean of its divisors is an integer number (4726875489).

Almost surely, 2^16206430244 is an apocalyptic number.

It is an amenable number.

16206430244 is a deficient number, since it is larger than the sum of its proper divisors (12154822690).

16206430244 is a wasteful number, since it uses less digits than its factorization.

16206430244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4051607565 (or 4051607563 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 16206430244 in words is "sixteen billion, two hundred six million, four hundred thirty thousand, two hundred forty-four".