316322314163644 has 12 divisors (see below), whose sum is σ = 562946491308600. Its totient is φ = 155480459504048.

The previous prime is 316322314163641. The next prime is 316322314163689. The reversal of 316322314163644 is 446361413223613.

It is a happy number.

It is a super-2 number, since 2×316322314163644² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316322314163641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670174394179 + ... + 670174394650.

It is an arithmetic number, because the mean of its divisors is an integer number (46912207609050).

Almost surely, 2^{316322314163644} is an apocalyptic number.

It is an amenable number.

316322314163644 is a deficient number, since it is larger than the sum of its proper divisors (246624177144956).

316322314163644 is a wasteful number, since it uses less digits than its factorization.

316322314163644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340348788892 (or 1340348788890 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 49.

The spelling of 316322314163644 in words is "three hundred sixteen trillion, three hundred twenty-two billion, three hundred fourteen million, one hundred sixty-three thousand, six hundred forty-four".