146806671728 has 40 divisors (see below), whose sum is σ = 294500722176. Its totient is φ = 70820798400.

The previous prime is 146806671677. The next prime is 146806671731. The reversal of 146806671728 is 827176608641.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282926 + ... + 611277.

Almost surely, 2^146806671728 is an apocalyptic number.

It is an amenable number.

146806671728 is an abundant number, since it is smaller than the sum of its proper divisors (147694050448).

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

146806671728 is a wasteful number, since it uses less digits than its factorization.

146806671728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894573 (or 894567 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 56.

The spelling of 146806671728 in words is "one hundred forty-six billion, eight hundred six million, six hundred seventy-one thousand, seven hundred twenty-eight".