17738860473 has 12 divisors (see below), whose sum is σ = 25685451220. Its totient is φ = 11796990336.

The previous prime is 17738860397. The next prime is 17738860483. The reversal of 17738860473 is 37406883771.

It can be written as a sum of positive squares in 2 ways, for example, as 8837504064 + 8901356409 = 94008^2 + 94347^2 .

It is a de Polignac number, because none of the positive numbers 2^k-17738860473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17738860483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2405836 + ... + 2413197.

Almost surely, 2^17738860473 is an apocalyptic number.

It is an amenable number.

17738860473 is a deficient number, since it is larger than the sum of its proper divisors (7946590747).

17738860473 is a wasteful number, since it uses less digits than its factorization.

17738860473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4819448 (or 4819445 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 54.

The spelling of 17738860473 in words is "seventeen billion, seven hundred thirty-eight million, eight hundred sixty thousand, four hundred seventy-three".