544546645445 has 16 divisors (see below), whose sum is σ = 719919100800. Its totient is φ = 392112792000.

The previous prime is 544546645441. The next prime is 544546645463.

544546645445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544546645445 - 2² = 544546645441 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544546645441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49008545 + ... + 49019654.

It is an arithmetic number, because the mean of its divisors is an integer number (44994943800).

Almost surely, 2^544546645445 is an apocalyptic number.

544546645445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544546645445 is a deficient number, since it is larger than the sum of its proper divisors (175372455355).

544546645445 is a wasteful number, since it uses less digits than its factorization.

544546645445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98028316.

The product of its digits is 92160000, while the sum is 56.

The spelling of 544546645445 in words is "five hundred forty-four billion, five hundred forty-six million, six hundred forty-five thousand, four hundred forty-five".