4545040615 has 4 divisors (see below), whose sum is σ = 5454048744. Its totient is φ = 3636032488.

The previous prime is 4545040613. The next prime is 4545040637. The reversal of 4545040615 is 5160405454.

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 4545040615 - 2¹ = 4545040613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545040613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454504057 + ... + 454504066.

It is an arithmetic number, because the mean of its divisors is an integer number (1363512186).

Almost surely, 2^4545040615 is an apocalyptic number.

4545040615 is a deficient number, since it is larger than the sum of its proper divisors (909008129).

4545040615 is an equidigital number, since it uses as much as digits as its factorization.

4545040615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909008128.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 4545040615 is about 67416.9163860229. The cubic root of 4545040615 is about 1656.4535278258.

The spelling of 4545040615 in words is "four billion, five hundred forty-five million, forty thousand, six hundred fifteen".