544545211217 has 16 divisors (see below), whose sum is σ = 639185268480. Its totient is φ = 454118228928.

The previous prime is 544545211213. The next prime is 544545211237. The reversal of 544545211217 is 712112545445.

It is not a de Polignac number, because 544545211217 - 2² = 544545211213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544545211213) 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, 11005868 + ... + 11055234.

It is an arithmetic number, because the mean of its divisors is an integer number (39949079280).

Almost surely, 2^544545211217 is an apocalyptic number.

It is an amenable number.

544545211217 is a deficient number, since it is larger than the sum of its proper divisors (94640057263).

544545211217 is a wasteful number, since it uses less digits than its factorization.

544545211217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92000.

The product of its digits is 224000, while the sum is 41.

The spelling of 544545211217 in words is "five hundred forty-four billion, five hundred forty-five million, two hundred eleven thousand, two hundred seventeen".