545498948249 has 8 divisors (see below), whose sum is σ = 562716805248. Its totient is φ = 528548034960.

The previous prime is 545498948237. The next prime is 545498948251. The reversal of 545498948249 is 942849894545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545498948249 - 2²⁰ = 545497899673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545498948149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66731777 + ... + 66739950.

It is an arithmetic number, because the mean of its divisors is an integer number (70339600656).

Almost surely, 2^545498948249 is an apocalyptic number.

It is an amenable number.

545498948249 is a deficient number, since it is larger than the sum of its proper divisors (17217856999).

545498948249 is a wasteful number, since it uses less digits than its factorization.

545498948249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133471855.

The product of its digits is 597196800, while the sum is 71.

The spelling of 545498948249 in words is "five hundred forty-five billion, four hundred ninety-eight million, nine hundred forty-eight thousand, two hundred forty-nine".