479766265565 has 4 divisors (see below), whose sum is σ = 575719518684. Its totient is φ = 383813012448.

The previous prime is 479766265523. The next prime is 479766265591. The reversal of 479766265565 is 565562667974.

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

It can be written as a sum of positive squares in 2 ways, for example, as 235867578244 + 243898687321 = 485662^2 + 493861^2 .

It is a cyclic number.

It is not a de Polignac number, because 479766265565 - 2¹⁴ = 479766249181 is a prime.

It is a super-2 number, since 2×479766265565² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 479766265495 and 479766265504.

It is a congruent 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, 47976626552 + ... + 47976626561.

It is an arithmetic number, because the mean of its divisors is an integer number (143929879671).

Almost surely, 2^479766265565 is an apocalyptic number.

It is an amenable number.

479766265565 is a deficient number, since it is larger than the sum of its proper divisors (95953253119).

479766265565 is an equidigital number, since it uses as much as digits as its factorization.

479766265565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95953253118.

The product of its digits is 571536000, while the sum is 68.

The spelling of 479766265565 in words is "four hundred seventy-nine billion, seven hundred sixty-six million, two hundred sixty-five thousand, five hundred sixty-five".