40011104340 has 108 divisors (see below), whose sum is σ = 121848792156. Its totient is φ = 10627439616.

The previous prime is 40011104333. The next prime is 40011104377. The reversal of 40011104340 is 4340111004.

It can be written as a sum of positive squares in 6 ways, for example, as 14626967364 + 25384136976 = 120942^2 + 159324^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13809772 + ... + 13812668.

It is an arithmetic number, because the mean of its divisors is an integer number (1128229557).

Almost surely, 2^40011104340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40011104340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60924396078).

40011104340 is an abundant number, since it is smaller than the sum of its proper divisors (81837687816).

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

40011104340 is a wasteful number, since it uses less digits than its factorization.

40011104340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466 (or 3184 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 40011104340 its reverse (4340111004), we get a palindrome (44351215344).

The spelling of 40011104340 in words is "forty billion, eleven million, one hundred four thousand, three hundred forty".