4660420565 has 8 divisors (see below), whose sum is σ = 5616508248. Its totient is φ = 3712334080.

The previous prime is 4660420537. The next prime is 4660420573. The reversal of 4660420565 is 5650240664.

It can be written as a sum of positive squares in 4 ways, for example, as 1256631601 + 3403788964 = 35449^2 + 58342^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4660420565 - 2²⁰ = 4659371989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1999016 + ... + 2001345.

It is an arithmetic number, because the mean of its divisors is an integer number (702063531).

Almost surely, 2^4660420565 is an apocalyptic number.

It is an amenable number.

4660420565 is a deficient number, since it is larger than the sum of its proper divisors (956087683).

4660420565 is a wasteful number, since it uses less digits than its factorization.

4660420565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000599.

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

The square root of 4660420565 is about 68267.2730156991. The cubic root of 4660420565 is about 1670.3534176183.

It can be divided in two parts, 4660 and 420565, that multiplied together give a square (1959832900 = 44270²).

The spelling of 4660420565 in words is "four billion, six hundred sixty million, four hundred twenty thousand, five hundred sixty-five".