1305616323055 has 32 divisors (see below), whose sum is σ = 1718112135168. Its totient is φ = 944584512000.

The previous prime is 1305616323023. The next prime is 1305616323059. The reversal of 1305616323055 is 5503236165031.

It is not a de Polignac number, because 1305616323055 - 2⁵ = 1305616323023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1305616322999 and 1305616323017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305616323059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8013534 + ... + 8174836.

It is an arithmetic number, because the mean of its divisors is an integer number (53691004224).

Almost surely, 2^{1305616323055} is an apocalyptic number.

1305616323055 is a deficient number, since it is larger than the sum of its proper divisors (412495812113).

1305616323055 is a wasteful number, since it uses less digits than its factorization.

1305616323055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162087.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 1305616323055 in words is "one trillion, three hundred five billion, six hundred sixteen million, three hundred twenty-three thousand, fifty-five".