245041340321055 has 16 divisors (see below), whose sum is σ = 392067907624800. Its totient is φ = 130688127134208.

The previous prime is 245041340321053. The next prime is 245041340321077. The reversal of 245041340321055 is 550123043140542.

It is not a de Polignac number, because 245041340321055 - 2¹ = 245041340321053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245041340321053) 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, 33274222 + ... + 39965691.

It is an arithmetic number, because the mean of its divisors is an integer number (24504244226550).

Almost surely, 2^{245041340321055} is an apocalyptic number.

245041340321055 is a deficient number, since it is larger than the sum of its proper divisors (147026567303745).

245041340321055 is a wasteful number, since it uses less digits than its factorization.

245041340321055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73462970.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 245041340321055 its reverse (550123043140542), we get a palindrome (795164383461597).

The spelling of 245041340321055 in words is "two hundred forty-five trillion, forty-one billion, three hundred forty million, three hundred twenty-one thousand, fifty-five".