1324315402555 has 4 divisors (see below), whose sum is σ = 1589178483072. Its totient is φ = 1059452322040.

The previous prime is 1324315402517. The next prime is 1324315402603. The reversal of 1324315402555 is 5552045134231.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1324315402555 - 2⁷ = 1324315402427 is a prime.

It is a super-2 number, since 2×1324315402555² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132431540251 + ... + 132431540260.

It is an arithmetic number, because the mean of its divisors is an integer number (397294620768).

Almost surely, 2^{1324315402555} is an apocalyptic number.

1324315402555 is a deficient number, since it is larger than the sum of its proper divisors (264863080517).

1324315402555 is an equidigital number, since it uses as much as digits as its factorization.

1324315402555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264863080516.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 1324315402555 in words is "one trillion, three hundred twenty-four billion, three hundred fifteen million, four hundred two thousand, five hundred fifty-five".