3640982994496 has 63 divisors (see below), whose sum is σ = 7282381226547. Its totient is φ = 1806165212160.

The previous prime is 3640982994469. The next prime is 3640982994553. The reversal of 3640982994496 is 6944992890463.

The square root of 3640982994496 is 1908136.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1381565160000 + 2259417834496 = 1175400^2 + 1503136^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2091316186 + ... + 2091317926.

Almost surely, 2^{3640982994496} is an apocalyptic number.

3640982994496 is the 1908136-th square number.

It is an amenable number.

3640982994496 is an abundant number, since it is smaller than the sum of its proper divisors (3641398232051).

3640982994496 is an frugal number, since it uses more digits than its factorization.

3640982994496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768 (or 1880 counting only the distinct ones).

The product of its (nonzero) digits is 725594112, while the sum is 73.

The spelling of 3640982994496 in words is "three trillion, six hundred forty billion, nine hundred eighty-two million, nine hundred ninety-four thousand, four hundred ninety-six".