2245420324520 has 32 divisors (see below), whose sum is σ = 5318100770400. Its totient is φ = 850896122688.

The previous prime is 2245420324409. The next prime is 2245420324523. The reversal of 2245420324520 is 254230245422.

It is a super-2 number, since 2×2245420324520² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2245420324523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1477249454 + ... + 1477250973.

It is an arithmetic number, because the mean of its divisors is an integer number (166190649075).

Almost surely, 2^{2245420324520} is an apocalyptic number.

2245420324520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2245420324520 is an abundant number, since it is smaller than the sum of its proper divisors (3072680445880).

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

2245420324520 is a wasteful number, since it uses less digits than its factorization.

2245420324520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954500457 (or 2954500453 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 2245420324520 its reverse (254230245422), we get a palindrome (2499650569942).

The spelling of 2245420324520 in words is "two trillion, two hundred forty-five billion, four hundred twenty million, three hundred twenty-four thousand, five hundred twenty".