4505642051 has 4 divisors (see below), whose sum is σ = 4506436704. Its totient is φ = 4504847400.

The previous prime is 4505642027. The next prime is 4505642087. The reversal of 4505642051 is 1502465054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4505642051 - 2¹⁰ = 4505641027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4505641999 and 4505642017.

It is not an unprimeable number, because it can be changed into a prime (4505647051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388760 + ... + 400181.

It is an arithmetic number, because the mean of its divisors is an integer number (1126609176).

Almost surely, 2^4505642051 is an apocalyptic number.

4505642051 is a deficient number, since it is larger than the sum of its proper divisors (794653).

4505642051 is an equidigital number, since it uses as much as digits as its factorization.

4505642051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794652.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 4505642051 is about 67124.0795169662. The cubic root of 4505642051 is about 1651.6533230204.

The spelling of 4505642051 in words is "four billion, five hundred five million, six hundred forty-two thousand, fifty-one".