316745550452621 has 8 divisors (see below), whose sum is σ = 318339316516800. Its totient is φ = 315151805187648.

The previous prime is 316745550452593. The next prime is 316745550452687. The reversal of 316745550452621 is 126254055547613.

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

It is a cyclic number.

It is not a de Polignac number, because 316745550452621 - 2¹⁰ = 316745550451597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316745550422621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25798010 + ... + 36042036.

It is an arithmetic number, because the mean of its divisors is an integer number (39792414564600).

Almost surely, 2^{316745550452621} is an apocalyptic number.

It is an amenable number.

316745550452621 is a deficient number, since it is larger than the sum of its proper divisors (1593766064179).

316745550452621 is a wasteful number, since it uses less digits than its factorization.

316745550452621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10399603.

The product of its (nonzero) digits is 30240000, while the sum is 56.

The spelling of 316745550452621 in words is "three hundred sixteen trillion, seven hundred forty-five billion, five hundred fifty million, four hundred fifty-two thousand, six hundred twenty-one".