3664255844 has 6 divisors (see below), whose sum is σ = 6412447734. Its totient is φ = 1832127920.

The previous prime is 3664255823. The next prime is 3664255897. The reversal of 3664255844 is 4485524663.

It can be written as a sum of positive squares in only one way, i.e., 3092472100 + 571783744 = 55610^2 + 23912^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458031977 + ... + 458031984.

It is an arithmetic number, because the mean of its divisors is an integer number (1068741289).

Almost surely, 2^3664255844 is an apocalyptic number.

It is an amenable number.

3664255844 is a deficient number, since it is larger than the sum of its proper divisors (2748191890).

3664255844 is a wasteful number, since it uses less digits than its factorization.

3664255844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916063965 (or 916063963 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 47.

The square root of 3664255844 is about 60533.0970957211. The cubic root of 3664255844 is about 1541.6836373777.

The spelling of 3664255844 in words is "three billion, six hundred sixty-four million, two hundred fifty-five thousand, eight hundred forty-four".