313243041140 has 24 divisors (see below), whose sum is σ = 657839727720. Its totient is φ = 125291627648.

The previous prime is 313243041121. The next prime is 313243041229. The reversal of 313243041140 is 41140342313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3334831504 + 309908209636 = 57748^2 + 556694^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126074 + ... + 801486.

It is an arithmetic number, because the mean of its divisors is an integer number (27409988655).

Almost surely, 2^313243041140 is an apocalyptic number.

It is an amenable number.

313243041140 is an abundant number, since it is smaller than the sum of its proper divisors (344596686580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313243041140 is a wasteful number, since it uses less digits than its factorization.

313243041140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698611 (or 698609 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 313243041140 its reverse (41140342313), we get a palindrome (354383383453).

The spelling of 313243041140 in words is "three hundred thirteen billion, two hundred forty-three million, forty-one thousand, one hundred forty".