16965606238 has 12 divisors (see below), whose sum is σ = 29603251872. Its totient is φ = 7270974060.

The previous prime is 16965606197. The next prime is 16965606241. The reversal of 16965606238 is 83260656961.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86559118 + ... + 86559313.

It is an arithmetic number, because the mean of its divisors is an integer number (2466937656).

Almost surely, 2^16965606238 is an apocalyptic number.

16965606238 is a deficient number, since it is larger than the sum of its proper divisors (12637645634).

16965606238 is a wasteful number, since it uses less digits than its factorization.

16965606238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173118447 (or 173118440 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 16965606238 in words is "sixteen billion, nine hundred sixty-five million, six hundred six thousand, two hundred thirty-eight".