2330520403240 has 32 divisors (see below), whose sum is σ = 5342608099080. Its totient is φ = 914619327232.

The previous prime is 2330520403193. The next prime is 2330520403241. The reversal of 2330520403240 is 423040250332.

It can be written as a sum of positive squares in 4 ways, for example, as 1832736533796 + 497783869444 = 1353786^2 + 705538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2330520403199 and 2330520403208.

It is not an unprimeable number, because it can be changed into a prime (2330520403241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549648919 + ... + 549653158.

Almost surely, 2^{2330520403240} is an apocalyptic number.

2330520403240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2330520403240 is an abundant number, since it is smaller than the sum of its proper divisors (3012087695840).

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

2330520403240 is a wasteful number, since it uses less digits than its factorization.

2330520403240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099302141 (or 1099302137 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 2330520403240 its reverse (423040250332), we get a palindrome (2753560653572).

The spelling of 2330520403240 in words is "two trillion, three hundred thirty billion, five hundred twenty million, four hundred three thousand, two hundred forty".