544999999445 has 16 divisors (see below), whose sum is σ = 713522684160. Its totient is φ = 396325780800.

The previous prime is 544999999403. The next prime is 544999999451.

544999999445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544999999445 - 2⁸ = 544999999189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 544999999445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114500 + ... + 1050290.

It is an arithmetic number, because the mean of its divisors is an integer number (44595167760).

Almost surely, 2^544999999445 is an apocalyptic number.

544999999445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544999999445 is a deficient number, since it is larger than the sum of its proper divisors (168522684715).

544999999445 is a wasteful number, since it uses less digits than its factorization.

544999999445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946396.

The product of its digits is 3401222400, while the sum is 80.

The spelling of 544999999445 in words is "five hundred forty-four billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, four hundred forty-five".