1693690359922 has 64 divisors (see below), whose sum is σ = 2799751910400. Its totient is φ = 762058584000.

The previous prime is 1693690359919. The next prime is 1693690359937. The reversal of 1693690359922 is 2299530963961.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1046132829 + ... + 1046134447.

It is an arithmetic number, because the mean of its divisors is an integer number (43746123600).

Almost surely, 2^{1693690359922} is an apocalyptic number.

1693690359922 is the 1062604-th pentagonal number.

1693690359922 is the 695638-th centered heptagonal number.

1693690359922 is a deficient number, since it is larger than the sum of its proper divisors (1106061550478).

1693690359922 is a wasteful number, since it uses less digits than its factorization.

1693690359922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2863.

The product of its (nonzero) digits is 42515280, while the sum is 64.

The spelling of 1693690359922 in words is "one trillion, six hundred ninety-three billion, six hundred ninety million, three hundred fifty-nine thousand, nine hundred twenty-two".