4145580644 has 12 divisors (see below), whose sum is σ = 7255239600. Its totient is φ = 2072655048.

The previous prime is 4145580623. The next prime is 4145580671. The reversal of 4145580644 is 4460855414.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71747 + ... + 115925.

It is an arithmetic number, because the mean of its divisors is an integer number (604603300).

Almost surely, 2^4145580644 is an apocalyptic number.

It is an amenable number.

4145580644 is a deficient number, since it is larger than the sum of its proper divisors (3109658956).

4145580644 is a wasteful number, since it uses less digits than its factorization.

4145580644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67642 (or 67640 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 41.

The square root of 4145580644 is about 64386.1836421448. The cubic root of 4145580644 is about 1606.4299383393.

The spelling of 4145580644 in words is "four billion, one hundred forty-five million, five hundred eighty thousand, six hundred forty-four".