1352224773904 has 45 divisors (see below), whose sum is σ = 2660235747687. Its totient is φ = 665867660832.

The previous prime is 1352224773839. The next prime is 1352224773923. The reversal of 1352224773904 is 4093774222531.

The square root of 1352224773904 is 1162852.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 311642167 + ... + 311646505.

Almost surely, 2^{1352224773904} is an apocalyptic number.

1352224773904 is the 1162852-nd square number.

It is an amenable number.

1352224773904 is a deficient number, since it is larger than the sum of its proper divisors (1308010973783).

1352224773904 is an frugal number, since it uses more digits than its factorization.

1352224773904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8820 (or 4408 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

Multiplying 1352224773904 by its sum of digits (49), we get a square (66259013921296 = 8139964²).

The spelling of 1352224773904 in words is "one trillion, three hundred fifty-two billion, two hundred twenty-four million, seven hundred seventy-three thousand, nine hundred four".