544440412522 has 16 divisors (see below), whose sum is σ = 817767095112. Its totient is φ = 271851586560.

The previous prime is 544440412519. The next prime is 544440412561. The reversal of 544440412522 is 225214044445.

It can be written as a sum of positive squares in 4 ways, for example, as 542268759321 + 2171653201 = 736389^2 + 46601^2 .

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, 5439772 + ... + 5538952.

Almost surely, 2^544440412522 is an apocalyptic number.

544440412522 is a deficient number, since it is larger than the sum of its proper divisors (273326682590).

544440412522 is a wasteful number, since it uses less digits than its factorization.

544440412522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102873.

The product of its (nonzero) digits is 204800, while the sum is 37.

Adding to 544440412522 its reverse (225214044445), we get a palindrome (769654456967).

The spelling of 544440412522 in words is "five hundred forty-four billion, four hundred forty million, four hundred twelve thousand, five hundred twenty-two".