2555344513145 has 8 divisors (see below), whose sum is σ = 3066464237256. Its totient is φ = 2044241729536.

The previous prime is 2555344513121. The next prime is 2555344513151. The reversal of 2555344513145 is 5413154435552.

It can be written as a sum of positive squares in 4 ways, for example, as 605288668009 + 1950055845136 = 778003^2 + 1396444^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2555344513145 - 2⁶ = 2555344513081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2555344513145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3900872 + ... + 4508601.

It is an arithmetic number, because the mean of its divisors is an integer number (383308029657).

Almost surely, 2^{2555344513145} is an apocalyptic number.

It is an amenable number.

2555344513145 is a deficient number, since it is larger than the sum of its proper divisors (511119724111).

2555344513145 is an equidigital number, since it uses as much as digits as its factorization.

2555344513145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8470251.

The product of its digits is 3600000, while the sum is 47.

Adding to 2555344513145 its reverse (5413154435552), we get a palindrome (7968498948697).

The spelling of 2555344513145 in words is "two trillion, five hundred fifty-five billion, three hundred forty-four million, five hundred thirteen thousand, one hundred forty-five".