4313311243240 has 32 divisors (see below), whose sum is σ = 9705129203880. Its totient is φ = 1725292691712.

The previous prime is 4313311243231. The next prime is 4313311243247. The reversal of 4313311243240 is 423421133134.

It can be written as a sum of positive squares in 4 ways, for example, as 2498239458724 + 1815071784516 = 1580582^2 + 1347246^2 .

It is not an unprimeable number, because it can be changed into a prime (4313311243247) 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, 1266502 + ... + 3198538.

Almost surely, 2^{4313311243240} is an apocalyptic number.

4313311243240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4313311243240 is an abundant number, since it is smaller than the sum of its proper divisors (5391817960640).

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

4313311243240 is a wasteful number, since it uses less digits than its factorization.

4313311243240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987861 (or 1987857 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 4313311243240 its reverse (423421133134), we get a palindrome (4736732376374).

The spelling of 4313311243240 in words is "four trillion, three hundred thirteen billion, three hundred eleven million, two hundred forty-three thousand, two hundred forty".