169601020950 has 48 divisors (see below), whose sum is σ = 421802194896. Its totient is φ = 45098803200.

The previous prime is 169601020933. The next prime is 169601020951. The reversal of 169601020950 is 59020106961.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 169601020899 and 169601020908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169601020951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1548571 + ... + 1654470.

It is an arithmetic number, because the mean of its divisors is an integer number (8787545727).

Almost surely, 2^169601020950 is an apocalyptic number.

169601020950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

169601020950 is an abundant number, since it is smaller than the sum of its proper divisors (252201173946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

169601020950 is a wasteful number, since it uses less digits than its factorization.

169601020950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3203409 (or 3203404 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 39.

The spelling of 169601020950 in words is "one hundred sixty-nine billion, six hundred one million, twenty thousand, nine hundred fifty".