245325455420505 has 32 divisors (see below), whose sum is σ = 395996537249280. Its totient is φ = 129681652746240.

The previous prime is 245325455420501. The next prime is 245325455420519. The reversal of 245325455420505 is 505024554523542.

It is a happy number.

It is not a de Polignac number, because 245325455420505 - 2² = 245325455420501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245325455420501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479241040 + ... + 479752670.

It is an arithmetic number, because the mean of its divisors is an integer number (12374891789040).

Almost surely, 2^{245325455420505} is an apocalyptic number.

It is an amenable number.

245325455420505 is a deficient number, since it is larger than the sum of its proper divisors (150671081828775).

245325455420505 is a wasteful number, since it uses less digits than its factorization.

245325455420505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794641.

The product of its (nonzero) digits is 24000000, while the sum is 51.

The spelling of 245325455420505 in words is "two hundred forty-five trillion, three hundred twenty-five billion, four hundred fifty-five million, four hundred twenty thousand, five hundred five".