544555242555445 has 48 divisors (see below), whose sum is σ = 750442539853440. Its totient is φ = 378345721888640.

The previous prime is 544555242555409. The next prime is 544555242555661.

544555242555445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544555242555445 - 2⁹ = 544555242554933 is a prime.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13460815 + ... + 35641324.

It is an arithmetic number, because the mean of its divisors is an integer number (15634219580280).

Almost surely, 2^{544555242555445} is an apocalyptic number.

544555242555445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544555242555445 is a deficient number, since it is larger than the sum of its proper divisors (205887297297995).

544555242555445 is a wasteful number, since it uses less digits than its factorization.

544555242555445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49102986 (or 49102975 counting only the distinct ones).

The product of its digits is 1600000000, while the sum is 64.

The spelling of 544555242555445 in words is "five hundred forty-four trillion, five hundred fifty-five billion, two hundred forty-two million, five hundred fifty-five thousand, four hundred forty-five".