213315505643426 has 8 divisors (see below), whose sum is σ = 321936284591184. Its totient is φ = 106003410779700.

The previous prime is 213315505643407. The next prime is 213315505643431. The reversal of 213315505643426 is 624346505513312.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327171020600 + ... + 327171021251.

It is an arithmetic number, because the mean of its divisors is an integer number (40242035573898).

Almost surely, 2^{213315505643426} is an apocalyptic number.

213315505643426 is a deficient number, since it is larger than the sum of its proper divisors (108620778947758).

213315505643426 is a wasteful number, since it uses less digits than its factorization.

213315505643426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654342042016.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 213315505643426 in words is "two hundred thirteen trillion, three hundred fifteen billion, five hundred five million, six hundred forty-three thousand, four hundred twenty-six".