4665566545 has 8 divisors (see below), whose sum is σ = 5791737960. Its totient is φ = 3603747840.

The previous prime is 4665566539. The next prime is 4665566551. The reversal of 4665566545 is 5456655664.

It is an interprime number because it is at equal distance from previous prime (4665566539) and next prime (4665566551).

It can be written as a sum of positive squares in 4 ways, for example, as 225210049 + 4440356496 = 15007^2 + 66636^2 .

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

It is not a de Polignac number, because 4665566545 - 2⁷ = 4665566417 is a prime.

It is a super-2 number, since 2×4665566545² = 43535022371646474050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4665566492 and 4665566501.

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, 16088016 + ... + 16088305.

It is an arithmetic number, because the mean of its divisors is an integer number (723967245).

Almost surely, 2^4665566545 is an apocalyptic number.

It is an amenable number.

4665566545 is a deficient number, since it is larger than the sum of its proper divisors (1126171415).

4665566545 is a wasteful number, since it uses less digits than its factorization.

4665566545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32176355.

The product of its digits is 12960000, while the sum is 52.

The square root of 4665566545 is about 68304.9525656815. The cubic root of 4665566545 is about 1670.9679861519.

The spelling of 4665566545 in words is "four billion, six hundred sixty-five million, five hundred sixty-six thousand, five hundred forty-five".