2320040032040 has 16 divisors (see below), whose sum is σ = 5220090072180. Its totient is φ = 928016012800.

The previous prime is 2320040032039. The next prime is 2320040032067. The reversal of 2320040032040 is 402300400232.

It can be written as a sum of positive squares in 2 ways, for example, as 2153773445476 + 166266586564 = 1467574^2 + 407758^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29000500361 + ... + 29000500440.

Almost surely, 2^{2320040032040} is an apocalyptic number.

2320040032040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320040032040 is an abundant number, since it is smaller than the sum of its proper divisors (2900050040140).

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

2320040032040 is a wasteful number, since it uses less digits than its factorization.

2320040032040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58001000812 (or 58001000808 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 2320040032040 its reverse (402300400232), we get a palindrome (2722340432272).

The spelling of 2320040032040 in words is "two trillion, three hundred twenty billion, forty million, thirty-two thousand, forty".