16777045444 has 6 divisors (see below), whose sum is σ = 29359829534. Its totient is φ = 8388522720.

The previous prime is 16777045433. The next prime is 16777045447. The reversal of 16777045444 is 44454077761.

It can be written as a sum of positive squares in only one way, i.e., 12036722944 + 4740322500 = 109712^2 + 68850^2 .

It is not an unprimeable number, because it can be changed into a prime (16777045447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2097130677 + ... + 2097130684.

Almost surely, 2^16777045444 is an apocalyptic number.

It is an amenable number.

16777045444 is a deficient number, since it is larger than the sum of its proper divisors (12582784090).

16777045444 is a wasteful number, since it uses less digits than its factorization.

16777045444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4194261365 (or 4194261363 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 49.

The spelling of 16777045444 in words is "sixteen billion, seven hundred seventy-seven million, forty-five thousand, four hundred forty-four".