671311411106425 has 12 divisors (see below), whose sum is σ = 854924153821036. Its totient is φ = 522534287563200.

The previous prime is 671311411106333. The next prime is 671311411106443. The reversal of 671311411106425 is 524601114113176.

671311411106425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 27738086756416 + 643573324350009 = 5266696^2 + 25368747^2 .

It is not a de Polignac number, because 671311411106425 - 2²¹ = 671311409009273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362871032106 + ... + 362871033955.

Almost surely, 2^{671311411106425} is an apocalyptic number.

It is an amenable number.

671311411106425 is a deficient number, since it is larger than the sum of its proper divisors (183612742714611).

671311411106425 is a wasteful number, since it uses less digits than its factorization.

671311411106425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725742066108 (or 725742066103 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 671311411106425 in words is "six hundred seventy-one trillion, three hundred eleven billion, four hundred eleven million, one hundred six thousand, four hundred twenty-five".