313736113521649 has 8 divisors (see below), whose sum is σ = 386136755103680. Its totient is φ = 248230771137936.

The previous prime is 313736113521643. The next prime is 313736113521689. The reversal of 313736113521649 is 946125311637313.

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 313736113521649 - 2¹⁵ = 313736113488881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313736113521649.

It is not an unprimeable number, because it can be changed into a prime (313736113521643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723824799479 + ... + 1723824799660.

It is an arithmetic number, because the mean of its divisors is an integer number (48267094387960).

Almost surely, 2^{313736113521649} is an apocalyptic number.

It is an amenable number.

313736113521649 is a deficient number, since it is larger than the sum of its proper divisors (72400641582031).

313736113521649 is a wasteful number, since it uses less digits than its factorization.

313736113521649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3447649599159.

The product of its digits is 7348320, while the sum is 55.

The spelling of 313736113521649 in words is "three hundred thirteen trillion, seven hundred thirty-six billion, one hundred thirteen million, five hundred twenty-one thousand, six hundred forty-nine".