4004552045 has 64 divisors (see below), whose sum is σ = 5669637120. Its totient is φ = 2688319488.

The previous prime is 4004552039. The next prime is 4004552047. The reversal of 4004552045 is 5402554004.

It is a cyclic number.

It is not a de Polignac number, because 4004552045 - 2¹⁶ = 4004486509 is a prime.

It is a super-2 number, since 2×4004552045² = 32072874162227364050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4004551999 and 4004552017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004552047) 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 63 ways as a sum of consecutive naturals, for example, 4310141 + ... + 4311069.

It is an arithmetic number, because the mean of its divisors is an integer number (88588080).

Almost surely, 2^4004552045 is an apocalyptic number.

It is an amenable number.

4004552045 is a deficient number, since it is larger than the sum of its proper divisors (1665085075).

4004552045 is a wasteful number, since it uses less digits than its factorization.

4004552045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094.

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 4004552045 is about 63281.5300462939. The cubic root of 4004552045 is about 1588.0029837760.

The spelling of 4004552045 in words is "four billion, four million, five hundred fifty-two thousand, forty-five".