169493220338 has 32 divisors (see below), whose sum is σ = 276694209792. Its totient is φ = 77401108800.

The previous prime is 169493220313. The next prime is 169493220341. The reversal of 169493220338 is 833022394961.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3135923 + ... + 3189513.

It is an arithmetic number, because the mean of its divisors is an integer number (8646694056).

Almost surely, 2^169493220338 is an apocalyptic number.

169493220338 is a deficient number, since it is larger than the sum of its proper divisors (107200989454).

169493220338 is a wasteful number, since it uses less digits than its factorization.

169493220338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54890.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 169493220338 in words is "one hundred sixty-nine billion, four hundred ninety-three million, two hundred twenty thousand, three hundred thirty-eight".