545342545243545 has 64 divisors (see below), whose sum is σ = 1024401558437376. Its totient is φ = 242501830871040.

The previous prime is 545342545243543. The next prime is 545342545243571.

545342545243545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545342545243545 - 2¹ = 545342545243543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545342545243541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1538446 + ... + 33061335.

It is an arithmetic number, because the mean of its divisors is an integer number (16006274350584).

Almost surely, 2^{545342545243545} is an apocalyptic number.

It is an amenable number.

545342545243545 is a deficient number, since it is larger than the sum of its proper divisors (479059013193831).

545342545243545 is a wasteful number, since it uses less digits than its factorization.

545342545243545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34603890.

The product of its digits is 576000000, while the sum is 60.

The spelling of 545342545243545 in words is "five hundred forty-five trillion, three hundred forty-two billion, five hundred forty-five million, two hundred forty-three thousand, five hundred forty-five".