173349952512 has 352 divisors, whose sum is σ = 524803375104. Its totient is φ = 50396774400.

The previous prime is 173349952469. The next prime is 173349952549. The reversal of 173349952512 is 215259943371.

It is a tau number, because it is divible by the number of its divisors (352).

It is a super-2 number, since 2×173349952512² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133038453 + ... + 133039755.

Almost surely, 2^173349952512 is an apocalyptic number.

173349952512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173349952512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262401687552).

173349952512 is an abundant number, since it is smaller than the sum of its proper divisors (351453422592).

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

173349952512 is a wasteful number, since it uses less digits than its factorization.

173349952512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495 (or 1477 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 51.

The spelling of 173349952512 in words is "one hundred seventy-three billion, three hundred forty-nine million, nine hundred fifty-two thousand, five hundred twelve".