544046640445 has 64 divisors (see below), whose sum is σ = 832262086656. Its totient is φ = 331533319680.

The previous prime is 544046640409. The next prime is 544046640461.

544046640445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544046640445 - 2¹¹ = 544046638397 is a prime.

It is a super-2 number, since 2×544046640445² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 544046640395 and 544046640404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15489874 + ... + 15524956.

It is an arithmetic number, because the mean of its divisors is an integer number (13004095104).

Almost surely, 2^544046640445 is an apocalyptic number.

544046640445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544046640445 is a deficient number, since it is larger than the sum of its proper divisors (288215446211).

544046640445 is a wasteful number, since it uses less digits than its factorization.

544046640445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36010.

The product of its (nonzero) digits is 3686400, while the sum is 46.

The spelling of 544046640445 in words is "five hundred forty-four billion, forty-six million, six hundred forty thousand, four hundred forty-five".