100685173445 has 8 divisors (see below), whose sum is σ = 127181271840. Its totient is φ = 76308762960.

The previous prime is 100685173441. The next prime is 100685173469. The reversal of 100685173445 is 544371586001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100685173445 - 2² = 100685173441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100685173396 and 100685173405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100685173441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529921871 + ... + 529922060.

It is an arithmetic number, because the mean of its divisors is an integer number (15897658980).

Almost surely, 2^100685173445 is an apocalyptic number.

It is an amenable number.

100685173445 is a deficient number, since it is larger than the sum of its proper divisors (26496098395).

100685173445 is a wasteful number, since it uses less digits than its factorization.

100685173445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059843955.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 100685173445 in words is "one hundred billion, six hundred eighty-five million, one hundred seventy-three thousand, four hundred forty-five".