313420031444 has 48 divisors (see below), whose sum is σ = 595376502336. Its totient is φ = 143505024000.

The previous prime is 313420031417. The next prime is 313420031453. The reversal of 313420031444 is 444130024313.

It is a happy number.

It is a super-2 number, since 2×313420031444² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30315044 + ... + 30325380.

It is an arithmetic number, because the mean of its divisors is an integer number (12403677132).

Almost surely, 2^313420031444 is an apocalyptic number.

It is an amenable number.

313420031444 is a deficient number, since it is larger than the sum of its proper divisors (281956470892).

313420031444 is a wasteful number, since it uses less digits than its factorization.

313420031444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14936 (or 14934 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 313420031444 its reverse (444130024313), we get a palindrome (757550055757).

The spelling of 313420031444 in words is "three hundred thirteen billion, four hundred twenty million, thirty-one thousand, four hundred forty-four".