17933495012 has 6 divisors (see below), whose sum is σ = 31383616278. Its totient is φ = 8966747504.

The previous prime is 17933495011. The next prime is 17933495029. The reversal of 17933495012 is 21059433971.

It can be written as a sum of positive squares in only one way, i.e., 13899466816 + 4034028196 = 117896^2 + 63514^2 .

It is a super-2 number, since 2×17933495012² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (17933495011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2241686873 + ... + 2241686880.

It is an arithmetic number, because the mean of its divisors is an integer number (5230602713).

Almost surely, 2^17933495012 is an apocalyptic number.

It is an amenable number.

17933495012 is a deficient number, since it is larger than the sum of its proper divisors (13450121266).

17933495012 is a wasteful number, since it uses less digits than its factorization.

17933495012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4483373757 (or 4483373755 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 44.

Adding to 17933495012 its sum of digits (44), we get a square (17933495056 = 133916²).

The spelling of 17933495012 in words is "seventeen billion, nine hundred thirty-three million, four hundred ninety-five thousand, twelve".