169949906038 has 24 divisors (see below), whose sum is σ = 284955952680. Its totient is φ = 75940629600.

The previous prime is 169949906033. The next prime is 169949906041. The reversal of 169949906038 is 830609949961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169949906033) 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, 5937183 + ... + 5965738.

It is an arithmetic number, because the mean of its divisors is an integer number (11873164695).

Almost surely, 2^169949906038 is an apocalyptic number.

169949906038 is a deficient number, since it is larger than the sum of its proper divisors (115006046642).

169949906038 is a wasteful number, since it uses less digits than its factorization.

169949906038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11903004 (or 11902993 counting only the distinct ones).

The product of its (nonzero) digits is 22674816, while the sum is 64.

The spelling of 169949906038 in words is "one hundred sixty-nine billion, nine hundred forty-nine million, nine hundred six thousand, thirty-eight".