245553542544219 has 32 divisors (see below), whose sum is σ = 403343796979200. Its totient is φ = 129399274973952.

The previous prime is 245553542544173. The next prime is 245553542544239. The reversal of 245553542544219 is 912445245355542.

It is not a de Polignac number, because 245553542544219 - 2¹² = 245553542540123 is a prime.

It is a super-2 number, since 2×245553542544219² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245553542544239) 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, 428437897 + ... + 429010650.

It is an arithmetic number, because the mean of its divisors is an integer number (12604493655600).

Almost surely, 2^{245553542544219} is an apocalyptic number.

245553542544219 is a deficient number, since it is larger than the sum of its proper divisors (157790254434981).

245553542544219 is a wasteful number, since it uses less digits than its factorization.

245553542544219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857449619.

The product of its digits is 172800000, while the sum is 60.

The spelling of 245553542544219 in words is "two hundred forty-five trillion, five hundred fifty-three billion, five hundred forty-two million, five hundred forty-four thousand, two hundred nineteen".