313055420300145 has 24 divisors (see below), whose sum is σ = 546590193702696. Its totient is φ = 165744183591168.

The previous prime is 313055420300111. The next prime is 313055420300159. The reversal of 313055420300145 is 541003024550313.

313055420300145 is a `hidden beast` number, since 3 + 1 + 30 + 554 + 2 + 0 + 30 + 0 + 1 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 44862654765681 + 268192765534464 = 6697959^2 + 16376592^2 .

It is not a de Polignac number, because 313055420300145 - 2¹⁷ = 313055420169073 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25389727842 + ... + 25389740171.

It is an arithmetic number, because the mean of its divisors is an integer number (22774591404279).

Almost surely, 2^{313055420300145} is an apocalyptic number.

It is an amenable number.

313055420300145 is a deficient number, since it is larger than the sum of its proper divisors (233534773402551).

313055420300145 is a wasteful number, since it uses less digits than its factorization.

313055420300145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50779468161 (or 50779468158 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 313055420300145 its reverse (541003024550313), we get a palindrome (854058444850458).

The spelling of 313055420300145 in words is "three hundred thirteen trillion, fifty-five billion, four hundred twenty million, three hundred thousand, one hundred forty-five".