17429550493 has 2 divisors, whose sum is σ = 17429550494. Its totient is φ = 17429550492.

The previous prime is 17429550491. The next prime is 17429550529. The reversal of 17429550493 is 39405592471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13723419609 + 3706130884 = 117147^2 + 60878^2 .

It is a cyclic number.

It is not a de Polignac number, because 17429550493 - 2¹ = 17429550491 is a prime.

Together with 17429550491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17429550491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8714775246 + 8714775247.

It is an arithmetic number, because the mean of its divisors is an integer number (8714775247).

Almost surely, 2^17429550493 is an apocalyptic number.

It is an amenable number.

17429550493 is a deficient number, since it is larger than the sum of its proper divisors (1).

17429550493 is an equidigital number, since it uses as much as digits as its factorization.

17429550493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 17429550493 in words is "seventeen billion, four hundred twenty-nine million, five hundred fifty thousand, four hundred ninety-three".