1693519936009 has 24 divisors (see below), whose sum is σ = 1986286457120. Its totient is φ = 1438553856960.

The previous prime is 1693519935953. The next prime is 1693519936021. The reversal of 1693519936009 is 9006399153961.

It is not a de Polignac number, because 1693519936009 - 2¹¹ = 1693519933961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1693519936049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4877607 + ... + 5213260.

Almost surely, 2^{1693519936009} is an apocalyptic number.

1693519936009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1693519936009 is a deficient number, since it is larger than the sum of its proper divisors (292766521111).

1693519936009 is a wasteful number, since it uses less digits than its factorization.

1693519936009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10090981 (or 10090970 counting only the distinct ones).

The product of its (nonzero) digits is 10628820, while the sum is 61.

The spelling of 1693519936009 in words is "one trillion, six hundred ninety-three billion, five hundred nineteen million, nine hundred thirty-six thousand, nine".