173557226404 has 27 divisors (see below), whose sum is σ = 322668617187. Its totient is φ = 81667323264.

The previous prime is 173557226399. The next prime is 173557226411. The reversal of 173557226404 is 404622755371.

The square root of 173557226404 is 416602.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 13525224804 + 160032001600 = 116298^2 + 400040^2 .

It is a super-2 number, since 2×173557226404² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14158342 + ... + 14170594.

Almost surely, 2^173557226404 is an apocalyptic number.

173557226404 is the 416602-nd square number.

It is an amenable number.

173557226404 is a deficient number, since it is larger than the sum of its proper divisors (149111390783).

173557226404 is an frugal number, since it uses more digits than its factorization.

173557226404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24544 (or 12272 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 173557226404 in words is "one hundred seventy-three billion, five hundred fifty-seven million, two hundred twenty-six thousand, four hundred four".