545542271345 has 16 divisors (see below), whose sum is σ = 658520149440. Its totient is φ = 433859025600.

The previous prime is 545542271341. The next prime is 545542271353. The reversal of 545542271345 is 543172245545.

It is not a de Polignac number, because 545542271345 - 2² = 545542271341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545542271345.

It is not an unprimeable number, because it can be changed into a prime (545542271341) 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, 605255 + ... + 1207235.

It is an arithmetic number, because the mean of its divisors is an integer number (41157509340).

Almost surely, 2^545542271345 is an apocalyptic number.

It is an amenable number.

545542271345 is a deficient number, since it is larger than the sum of its proper divisors (112977878095).

545542271345 is a wasteful number, since it uses less digits than its factorization.

545542271345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603056.

The product of its digits is 3360000, while the sum is 47.

The spelling of 545542271345 in words is "five hundred forty-five billion, five hundred forty-two million, two hundred seventy-one thousand, three hundred forty-five".