4645555465 has 4 divisors (see below), whose sum is σ = 5574666564. Its totient is φ = 3716444368.

The previous prime is 4645555463. The next prime is 4645555513. The reversal of 4645555465 is 5645555464.

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 2394242761 + 2251312704 = 48931^2 + 47448^2 .

It is a cyclic number.

It is not a de Polignac number, because 4645555465 - 2¹ = 4645555463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645555463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464555542 + ... + 464555551.

It is an arithmetic number, because the mean of its divisors is an integer number (1393666641).

Almost surely, 2^4645555465 is an apocalyptic number.

It is an amenable number.

4645555465 is a deficient number, since it is larger than the sum of its proper divisors (929111099).

4645555465 is an equidigital number, since it uses as much as digits as its factorization.

4645555465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929111098.

The product of its digits is 7200000, while the sum is 49.

The square root of 4645555465 is about 68158.3117822031. The cubic root of 4645555465 is about 1668.5755797070.

Subtracting 4645555465 from its reverse (5645555464), we obtain a palindrome (999999999).

The spelling of 4645555465 in words is "four billion, six hundred forty-five million, five hundred fifty-five thousand, four hundred sixty-five".