210314231645 has 16 divisors (see below), whose sum is σ = 289116075648. Its totient is φ = 143872908480.

The previous prime is 210314231609. The next prime is 210314231693. The reversal of 210314231645 is 546132413012.

It is a de Polignac number, because none of the positive numbers 2^k-210314231645 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7121819 + ... + 7151288.

It is an arithmetic number, because the mean of its divisors is an integer number (18069754728).

Almost surely, 2^210314231645 is an apocalyptic number.

It is an amenable number.

210314231645 is a deficient number, since it is larger than the sum of its proper divisors (78801844003).

210314231645 is a wasteful number, since it uses less digits than its factorization.

210314231645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14273540.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 210314231645 its reverse (546132413012), we get a palindrome (756446644657).

The spelling of 210314231645 in words is "two hundred ten billion, three hundred fourteen million, two hundred thirty-one thousand, six hundred forty-five".