2402501220520 has 16 divisors (see below), whose sum is σ = 5405627746260. Its totient is φ = 961000488192.

The previous prime is 2402501220491. The next prime is 2402501220523. The reversal of 2402501220520 is 250221052042.

It can be written as a sum of positive squares in 2 ways, for example, as 2209462253476 + 193038967044 = 1486426^2 + 439362^2 .

It is a super-2 number, since 2×2402501220520² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2402501220523) by changing a digit.

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, 30031265217 + ... + 30031265296.

Almost surely, 2^{2402501220520} is an apocalyptic number.

2402501220520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2402501220520 is an abundant number, since it is smaller than the sum of its proper divisors (3003126525740).

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

2402501220520 is a wasteful number, since it uses less digits than its factorization.

2402501220520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60062530524 (or 60062530520 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 2402501220520 its reverse (250221052042), we get a palindrome (2652722272562).

The spelling of 2402501220520 in words is "two trillion, four hundred two billion, five hundred one million, two hundred twenty thousand, five hundred twenty".