4311350040 has 128 divisors (see below), whose sum is σ = 13807065600. Its totient is φ = 1073802240.

The previous prime is 4311350033. The next prime is 4311350041. The reversal of 4311350040 is 400531134.

It is a junction number, because it is equal to n+sod(n) for n = 4311349989 and 4311350016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4311350041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148564 + ... + 175196.

It is an arithmetic number, because the mean of its divisors is an integer number (107867700).

Almost surely, 2^4311350040 is an apocalyptic number.

4311350040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4311350040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6903532800).

4311350040 is an abundant number, since it is smaller than the sum of its proper divisors (9495715560).

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

4311350040 is a wasteful number, since it uses less digits than its factorization.

4311350040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26737 (or 26733 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 4311350040 is about 65660.8714532483. The cubic root of 4311350040 is about 1627.5628249395.

Adding to 4311350040 its reverse (400531134), we get a palindrome (4711881174).

The spelling of 4311350040 in words is "four billion, three hundred eleven million, three hundred fifty thousand, forty".