671647100110 has 16 divisors (see below), whose sum is σ = 1381674034656. Its totient is φ = 230279005728.

The previous prime is 671647100093. The next prime is 671647100147. The reversal of 671647100110 is 11001746176.

It is a happy number.

It is a super-2 number, since 2×671647100110² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4797479217 + ... + 4797479356.

It is an arithmetic number, because the mean of its divisors is an integer number (86354627166).

Almost surely, 2^671647100110 is an apocalyptic number.

671647100110 is an abundant number, since it is smaller than the sum of its proper divisors (710026934546).

671647100110 is a wasteful number, since it uses less digits than its factorization.

671647100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9594958587.

The product of its (nonzero) digits is 7056, while the sum is 34.

Adding to 671647100110 its reverse (11001746176), we get a palindrome (682648846286).

The spelling of 671647100110 in words is "six hundred seventy-one billion, six hundred forty-seven million, one hundred thousand, one hundred ten".