1693366074436 has 27 divisors (see below), whose sum is σ = 3097945084381. Its totient is φ = 809842102784.

The previous prime is 1693366074401. The next prime is 1693366074553. The reversal of 1693366074436 is 6344706633961.

The square root of 1693366074436 is 1301294.

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

It can be written as a sum of positive squares in only one way, i.e., 1598945076036 + 94420998400 = 1264494^2 + 307280^2 .

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, 59845380 + ... + 59873668.

Almost surely, 2^{1693366074436} is an apocalyptic number.

1693366074436 is the 1301294-th square number.

It is an amenable number.

1693366074436 is a deficient number, since it is larger than the sum of its proper divisors (1404579009945).

1693366074436 is an frugal number, since it uses more digits than its factorization.

1693366074436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56628 (or 28314 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 58.

The spelling of 1693366074436 in words is "one trillion, six hundred ninety-three billion, three hundred sixty-six million, seventy-four thousand, four hundred thirty-six".