316253125400066 has 8 divisors (see below), whose sum is σ = 474380191351440. Its totient is φ = 158126394949588.

The previous prime is 316253125399907. The next prime is 316253125400077. The reversal of 316253125400066 is 660004521352613.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81505256 + ... + 85297203.

It is an arithmetic number, because the mean of its divisors is an integer number (59297523918930).

Almost surely, 2^{316253125400066} is an apocalyptic number.

316253125400066 is a deficient number, since it is larger than the sum of its proper divisors (158127065951374).

316253125400066 is a wasteful number, since it uses less digits than its factorization.

316253125400066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167750448.

The product of its (nonzero) digits is 777600, while the sum is 44.

Adding to 316253125400066 its reverse (660004521352613), we get a palindrome (976257646752679).

The spelling of 316253125400066 in words is "three hundred sixteen trillion, two hundred fifty-three billion, one hundred twenty-five million, four hundred thousand, sixty-six".