671117324251 has 8 divisors (see below), whose sum is σ = 732144010608. Its totient is φ = 610093308000.

The previous prime is 671117324243. The next prime is 671117324279. The reversal of 671117324251 is 152423711176.

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

It is not a de Polignac number, because 671117324251 - 2³ = 671117324243 is a prime.

It is a super-2 number, since 2×671117324251² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671117324201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122640 + ... + 1165021.

It is an arithmetic number, because the mean of its divisors is an integer number (91518001326).

Almost surely, 2^671117324251 is an apocalyptic number.

671117324251 is a deficient number, since it is larger than the sum of its proper divisors (61026686357).

671117324251 is a wasteful number, since it uses less digits than its factorization.

671117324251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335053.

The product of its digits is 70560, while the sum is 40.

The spelling of 671117324251 in words is "six hundred seventy-one billion, one hundred seventeen million, three hundred twenty-four thousand, two hundred fifty-one".