3911348302440 has 128 divisors (see below), whose sum is σ = 11811367330560. Its totient is φ = 1036160589824.

The previous prime is 3911348302423. The next prime is 3911348302441. The reversal of 3911348302440 is 442038431193.

It is a happy number.

3911348302440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3911348302392 and 3911348302401.

It is not an unprimeable number, because it can be changed into a prime (3911348302441) 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, 33950374 + ... + 34065386.

It is an arithmetic number, because the mean of its divisors is an integer number (92276307270).

Almost surely, 2^{3911348302440} is an apocalyptic number.

3911348302440 is a gapful number since it is divisible by the number (30) 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 3911348302440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5905683665280).

3911348302440 is an abundant number, since it is smaller than the sum of its proper divisors (7900019028120).

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

3911348302440 is a wasteful number, since it uses less digits than its factorization.

3911348302440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116891 (or 116887 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 3911348302440 in words is "three trillion, nine hundred eleven billion, three hundred forty-eight million, three hundred two thousand, four hundred forty".