5220266465 has 4 divisors (see below), whose sum is σ = 6264319764. Its totient is φ = 4176213168.

The previous prime is 5220266419. The next prime is 5220266501. The reversal of 5220266465 is 5646620225.

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 977437696 + 4242828769 = 31264^2 + 65137^2 .

It is a cyclic number.

It is not a de Polignac number, because 5220266465 - 2¹⁴ = 5220250081 is a prime.

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, 522026642 + ... + 522026651.

It is an arithmetic number, because the mean of its divisors is an integer number (1566079941).

Almost surely, 2^5220266465 is an apocalyptic number.

It is an amenable number.

5220266465 is a deficient number, since it is larger than the sum of its proper divisors (1044053299).

5220266465 is a wasteful number, since it uses less digits than its factorization.

5220266465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044053298.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 5220266465 is about 72251.4115087034. The cubic root of 5220266465 is about 1734.7260115421.

The spelling of 5220266465 in words is "five billion, two hundred twenty million, two hundred sixty-six thousand, four hundred sixty-five".