544401445245 has 32 divisors (see below), whose sum is σ = 995735365632. Its totient is φ = 248804622912.

The previous prime is 544401445243. The next prime is 544401445283. The reversal of 544401445245 is 542544104445.

It is a happy number.

It is not a de Polignac number, because 544401445245 - 2¹ = 544401445243 is a prime.

It is a super-2 number, since 2×544401445245² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 544401445197 and 544401445206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544401445243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265467 + ... + 1076696.

It is an arithmetic number, because the mean of its divisors is an integer number (31116730176).

Almost surely, 2^544401445245 is an apocalyptic number.

It is an amenable number.

544401445245 is a deficient number, since it is larger than the sum of its proper divisors (451333920387).

544401445245 is a wasteful number, since it uses less digits than its factorization.

544401445245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346041.

The product of its (nonzero) digits is 1024000, while the sum is 42.

The spelling of 544401445245 in words is "five hundred forty-four billion, four hundred one million, four hundred forty-five thousand, two hundred forty-five".