4680620545 has 4 divisors (see below), whose sum is σ = 5616744660. Its totient is φ = 3744496432.

The previous prime is 4680620533. The next prime is 4680620551. The reversal of 4680620545 is 5450260864.

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 1076299249 + 3604321296 = 32807^2 + 60036^2 .

It is a cyclic number.

It is not a de Polignac number, because 4680620545 - 2¹¹ = 4680618497 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4680620498 and 4680620507.

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, 468062050 + ... + 468062059.

It is an arithmetic number, because the mean of its divisors is an integer number (1404186165).

Almost surely, 2^4680620545 is an apocalyptic number.

It is an amenable number.

4680620545 is a deficient number, since it is larger than the sum of its proper divisors (936124115).

4680620545 is an equidigital number, since it uses as much as digits as its factorization.

4680620545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936124114.

The product of its (nonzero) digits is 230400, while the sum is 40.

The square root of 4680620545 is about 68415.0608053519. The cubic root of 4680620545 is about 1672.7632483343.

The spelling of 4680620545 in words is "four billion, six hundred eighty million, six hundred twenty thousand, five hundred forty-five".