173403401472 has 324 divisors, whose sum is σ = 600364791936. Its totient is φ = 47944673280.

The previous prime is 173403401419. The next prime is 173403401491. The reversal of 173403401472 is 274104304371.

173403401472 is a `hidden beast` number, since 1 + 73 + 403 + 40 + 147 + 2 = 666.

It is a super-2 number, since 2×173403401472² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3475003 + ... + 3524549.

Almost surely, 2^173403401472 is an apocalyptic number.

173403401472 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 173403401472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300182395968).

173403401472 is an abundant number, since it is smaller than the sum of its proper divisors (426961390464).

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

173403401472 is a wasteful number, since it uses less digits than its factorization.

173403401472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49614 (or 49590 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 173403401472 in words is "one hundred seventy-three billion, four hundred three million, four hundred one thousand, four hundred seventy-two".