17959795039 has 4 divisors (see below), whose sum is σ = 17970972624. Its totient is φ = 17948617456.

The previous prime is 17959794977. The next prime is 17959795121. The reversal of 17959795039 is 93059795971.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93059795971 = 53 ⋅1755845207.

It is a cyclic number.

It is not a de Polignac number, because 17959795039 - 2⁹ = 17959794527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17959793039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5586382 + ... + 5589595.

It is an arithmetic number, because the mean of its divisors is an integer number (4492743156).

Almost surely, 2^17959795039 is an apocalyptic number.

17959795039 is a deficient number, since it is larger than the sum of its proper divisors (11177585).

17959795039 is a wasteful number, since it uses less digits than its factorization.

17959795039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11177584.

The product of its (nonzero) digits is 24111675, while the sum is 64.

The spelling of 17959795039 in words is "seventeen billion, nine hundred fifty-nine million, seven hundred ninety-five thousand, thirty-nine".