17429899372 has 12 divisors (see below), whose sum is σ = 30798463696. Its totient is φ = 8630338320.

The previous prime is 17429899351. The next prime is 17429899387. The reversal of 17429899372 is 27399892471.

It is a self number, because there is not a number n which added to its sum of digits gives 17429899372.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21152379 + ... + 21153202.

Almost surely, 2^17429899372 is an apocalyptic number.

It is an amenable number.

17429899372 is a deficient number, since it is larger than the sum of its proper divisors (13368564324).

17429899372 is a wasteful number, since it uses less digits than its factorization.

17429899372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42305688 (or 42305686 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 61.

The spelling of 17429899372 in words is "seventeen billion, four hundred twenty-nine million, eight hundred ninety-nine thousand, three hundred seventy-two".