3672217664 has 14 divisors (see below), whose sum is σ = 7287057054. Its totient is φ = 1836108800.

The previous prime is 3672217621. The next prime is 3672217727. The reversal of 3672217664 is 4667122763.

It can be written as a sum of positive squares in only one way, i.e., 3633678400 + 38539264 = 60280^2 + 6208^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28689137 + ... + 28689264.

Almost surely, 2^3672217664 is an apocalyptic number.

It is an amenable number.

3672217664 is a deficient number, since it is larger than the sum of its proper divisors (3614839390).

3672217664 is an equidigital number, since it uses as much as digits as its factorization.

3672217664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57378413 (or 57378403 counting only the distinct ones).

The product of its digits is 508032, while the sum is 44.

The square root of 3672217664 is about 60598.8255991814. The cubic root of 3672217664 is about 1542.7994372042.

The spelling of 3672217664 in words is "three billion, six hundred seventy-two million, two hundred seventeen thousand, six hundred sixty-four".