671727305156030 has 16 divisors (see below), whose sum is σ = 1209488061638304. Its totient is φ = 268606719316320.

The previous prime is 671727305156023. The next prime is 671727305156099. The reversal of 671727305156030 is 30651503727176.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10525309757 + ... + 10525373576.

It is an arithmetic number, because the mean of its divisors is an integer number (75593003852394).

Almost surely, 2^{671727305156030} is an apocalyptic number.

671727305156030 is a deficient number, since it is larger than the sum of its proper divisors (537760756482274).

671727305156030 is a wasteful number, since it uses less digits than its factorization.

671727305156030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21050686531.

The product of its (nonzero) digits is 5556600, while the sum is 53.

The spelling of 671727305156030 in words is "six hundred seventy-one trillion, seven hundred twenty-seven billion, three hundred five million, one hundred fifty-six thousand, thirty".