1693166685130 has 16 divisors (see below), whose sum is σ = 3051642738024. Its totient is φ = 676390517440.

The previous prime is 1693166685101. The next prime is 1693166685163. The reversal of 1693166685130 is 315866613961.

It can be written as a sum of positive squares in 4 ways, for example, as 1436692301641 + 256474383489 = 1198621^2 + 506433^2 .

It is a super-2 number, since 2×1693166685130² (a number of 25 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 109511461 + ... + 109526920.

Almost surely, 2^{1693166685130} is an apocalyptic number.

1693166685130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1693166685130 is a deficient number, since it is larger than the sum of its proper divisors (1358476052894).

1693166685130 is a wasteful number, since it uses less digits than its factorization.

1693166685130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219039161.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 1693166685130 in words is "one trillion, six hundred ninety-three billion, one hundred sixty-six million, six hundred eighty-five thousand, one hundred thirty".