17137653949 has 16 divisors (see below), whose sum is σ = 18777003840. Its totient is φ = 15544408320.

The previous prime is 17137653943. The next prime is 17137653961. The reversal of 17137653949 is 94935673171.

It is a cyclic number.

It is not a de Polignac number, because 17137653949 - 2⁵ = 17137653917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 17137653949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17137653943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2735829 + ... + 2742085.

It is an arithmetic number, because the mean of its divisors is an integer number (1173562740).

Almost surely, 2^17137653949 is an apocalyptic number.

It is an amenable number.

17137653949 is a deficient number, since it is larger than the sum of its proper divisors (1639349891).

17137653949 is a wasteful number, since it uses less digits than its factorization.

17137653949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9900.

The product of its digits is 4286520, while the sum is 55.

The spelling of 17137653949 in words is "seventeen billion, one hundred thirty-seven million, six hundred fifty-three thousand, nine hundred forty-nine".