40324341102340 has 72 divisors (see below), whose sum is σ = 87124590047880. Its totient is φ = 15677038660608.

The previous prime is 40324341102337. The next prime is 40324341102347. The reversal of 40324341102340 is 4320114342304.

It can be written as a sum of positive squares in 12 ways, for example, as 15716530790464 + 24607810311876 = 3964408^2 + 4960626^2 .

It is not an unprimeable number, because it can be changed into a prime (40324341102347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24869166 + ... + 26440954.

It is an arithmetic number, because the mean of its divisors is an integer number (1210063750665).

Almost surely, 2^{40324341102340} 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 40324341102340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43562295023940).

40324341102340 is an abundant number, since it is smaller than the sum of its proper divisors (46800248945540).

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

40324341102340 is a wasteful number, since it uses less digits than its factorization.

40324341102340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572809 (or 1572770 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 40324341102340 its reverse (4320114342304), we get a palindrome (44644455444644).

The spelling of 40324341102340 in words is "forty trillion, three hundred twenty-four billion, three hundred forty-one million, one hundred two thousand, three hundred forty".