245553540443434 has 16 divisors (see below), whose sum is σ = 370990750888800. Its totient is φ = 121890007203984.

The previous prime is 245553540443417. The next prime is 245553540443461. The reversal of 245553540443434 is 434344045355542.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2820169 + ... + 22339660.

It is an arithmetic number, because the mean of its divisors is an integer number (23186921930550).

Almost surely, 2^{245553540443434} is an apocalyptic number.

245553540443434 is a deficient number, since it is larger than the sum of its proper divisors (125437210445366).

245553540443434 is a wasteful number, since it uses less digits than its factorization.

245553540443434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25195077.

The product of its (nonzero) digits is 138240000, while the sum is 55.

Adding to 245553540443434 its reverse (434344045355542), we get a palindrome (679897585798976).

The spelling of 245553540443434 in words is "two hundred forty-five trillion, five hundred fifty-three billion, five hundred forty million, four hundred forty-three thousand, four hundred thirty-four".