2402005320520 has 32 divisors (see below), whose sum is σ = 5820243662520. Its totient is φ = 886894272000.

The previous prime is 2402005320509. The next prime is 2402005320541. The reversal of 2402005320520 is 250235002042.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1282433942916 + 1119571377604 = 1132446^2 + 1058098^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2309619981 + ... + 2309621020.

Almost surely, 2^{2402005320520} is an apocalyptic number.

2402005320520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2402005320520 is an abundant number, since it is smaller than the sum of its proper divisors (3418238342000).

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

2402005320520 is a wasteful number, since it uses less digits than its factorization.

2402005320520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619241025 (or 4619241021 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 2402005320520 in words is "two trillion, four hundred two billion, five million, three hundred twenty thousand, five hundred twenty".