4023504120340 has 96 divisors (see below), whose sum is σ = 8620630306848. Its totient is φ = 1576986624000.

The previous prime is 4023504120329. The next prime is 4023504120403. The reversal of 4023504120340 is 430214053204.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 3103002033156 + 920502087184 = 1761534^2 + 959428^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4023504120299 and 4023504120308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 882151660 + ... + 882156220.

It is an arithmetic number, because the mean of its divisors is an integer number (89798232363).

Almost surely, 2^{4023504120340} is an apocalyptic number.

It is an amenable number.

4023504120340 is an abundant number, since it is smaller than the sum of its proper divisors (4597126186508).

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

4023504120340 is a wasteful number, since it uses less digits than its factorization.

4023504120340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229 (or 7227 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 4023504120340 its reverse (430214053204), we get a palindrome (4453718173544).

The spelling of 4023504120340 in words is "four trillion, twenty-three billion, five hundred four million, one hundred twenty thousand, three hundred forty".