4064550645 has 16 divisors (see below), whose sum is σ = 6600346560. Its totient is φ = 2135405184.

The previous prime is 4064550631. The next prime is 4064550667. The reversal of 4064550645 is 5460554604.

It is not a de Polignac number, because 4064550645 - 2⁴ = 4064550629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021160 + ... + 2023169.

It is an arithmetic number, because the mean of its divisors is an integer number (412521660).

Almost surely, 2^4064550645 is an apocalyptic number.

It is an amenable number.

4064550645 is a deficient number, since it is larger than the sum of its proper divisors (2535795915).

4064550645 is a wasteful number, since it uses less digits than its factorization.

4064550645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044404.

The product of its (nonzero) digits is 288000, while the sum is 39.

The square root of 4064550645 is about 63753.8284732768. The cubic root of 4064550645 is about 1595.8945064881.

The spelling of 4064550645 in words is "four billion, sixty-four million, five hundred fifty thousand, six hundred forty-five".