173930469042 has 128 divisors (see below), whose sum is σ = 392302310400. Its totient is φ = 50951859200.

The previous prime is 173930469023. The next prime is 173930469091. The reversal of 173930469042 is 240964039371.

It is a happy number.

It is a super-2 number, since 2×173930469042² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 173930468982 and 173930469000.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 202952278 + ... + 202953134.

It is an arithmetic number, because the mean of its divisors is an integer number (3064861800).

Almost surely, 2^173930469042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173930469042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196151155200).

173930469042 is an abundant number, since it is smaller than the sum of its proper divisors (218371841358).

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

173930469042 is a wasteful number, since it uses less digits than its factorization.

173930469042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512.

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 173930469042 in words is "one hundred seventy-three billion, nine hundred thirty million, four hundred sixty-nine thousand, forty-two".