173378730368 has 32 divisors (see below), whose sum is σ = 346034528760. Its totient is φ = 86530848768.

The previous prime is 173378730337. The next prime is 173378730377. The reversal of 173378730368 is 863037873371.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1168121 + ... + 1308152.

Almost surely, 2^173378730368 is an apocalyptic number.

It is an amenable number.

173378730368 is a deficient number, since it is larger than the sum of its proper divisors (172655798392).

173378730368 is an equidigital number, since it uses as much as digits as its factorization.

173378730368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476834 (or 2476822 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 56.

The spelling of 173378730368 in words is "one hundred seventy-three billion, three hundred seventy-eight million, seven hundred thirty thousand, three hundred sixty-eight".