5623878783265 has 4 divisors (see below), whose sum is σ = 6748654539924. Its totient is φ = 4499103026608.

The previous prime is 5623878783253. The next prime is 5623878783277.

5623878783265 is nontrivially palindromic in base 10.

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

It is an interprime number because it is at equal distance from previous prime (5623878783253) and next prime (5623878783277).

It can be written as a sum of positive squares in 2 ways, for example, as 2641791878881 + 2982086904384 = 1625359^2 + 1726872^2 .

It is a cyclic number.

It is not a de Polignac number, because 5623878783265 - 2⁵ = 5623878783233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5623878783194 and 5623878783203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562387878322 + ... + 562387878331.

It is an arithmetic number, because the mean of its divisors is an integer number (1687163634981).

Almost surely, 2^{5623878783265} is an apocalyptic number.

It is an amenable number.

5623878783265 is a deficient number, since it is larger than the sum of its proper divisors (1124775756659).

5623878783265 is a wasteful number, since it uses less digits than its factorization.

5623878783265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124775756658.

The product of its digits is 812851200, while the sum is 70.

The spelling of 5623878783265 in words is "five trillion, six hundred twenty-three billion, eight hundred seventy-eight million, seven hundred eighty-three thousand, two hundred sixty-five".