313865249401 has 12 divisors (see below), whose sum is σ = 345090280612. Its totient is φ = 285251076000.

The previous prime is 313865249297. The next prime is 313865249413. The reversal of 313865249401 is 104942568313.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 113232923001 + 200632326400 = 336501^2 + 447920^2 .

It is not a de Polignac number, because 313865249401 - 2⁷ = 313865249273 is a prime.

It is a super-2 number, since 2×313865249401² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313865249431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62191 + ... + 794731.

Almost surely, 2^313865249401 is an apocalyptic number.

It is an amenable number.

313865249401 is a deficient number, since it is larger than the sum of its proper divisors (31225031211).

313865249401 is a wasteful number, since it uses less digits than its factorization.

313865249401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736104 (or 736093 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 313865249401 in words is "three hundred thirteen billion, eight hundred sixty-five million, two hundred forty-nine thousand, four hundred one".