3146210256445 has 8 divisors (see below), whose sum is σ = 3775561252920. Its totient is φ = 2516895575040.

The previous prime is 3146210256419. The next prime is 3146210256487. The reversal of 3146210256445 is 5446520126413.

It can be written as a sum of positive squares in 4 ways, for example, as 375859729476 + 2770350526969 = 613074^2 + 1664437^2 .

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

It is not a de Polignac number, because 3146210256445 - 2⁹ = 3146210255933 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 8887800 + ... + 9235009.

It is an arithmetic number, because the mean of its divisors is an integer number (471945156615).

Almost surely, 2^{3146210256445} is an apocalyptic number.

It is an amenable number.

3146210256445 is a deficient number, since it is larger than the sum of its proper divisors (629350996475).

3146210256445 is a wasteful number, since it uses less digits than its factorization.

3146210256445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18157535.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 3146210256445 in words is "three trillion, one hundred forty-six billion, two hundred ten million, two hundred fifty-six thousand, four hundred forty-five".