6442413552450 has 48 divisors (see below), whose sum is σ = 17752428459360. Its totient is φ = 1717976946960.

The previous prime is 6442413552439. The next prime is 6442413552451. The reversal of 6442413552450 is 542553142446.

It is a happy number.

6442413552450 is a `hidden beast` number, since 6 + 4 + 4 + 2 + 41 + 3 + 552 + 4 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 6442413552396 and 6442413552405.

It is not an unprimeable number, because it can be changed into a prime (6442413552451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2386077744 + ... + 2386080443.

It is an arithmetic number, because the mean of its divisors is an integer number (369842259570).

Almost surely, 2^{6442413552450} is an apocalyptic number.

6442413552450 is an abundant number, since it is smaller than the sum of its proper divisors (11310014906910).

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

6442413552450 is a wasteful number, since it uses less digits than its factorization.

6442413552450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772158208 (or 4772158197 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

Adding to 6442413552450 its reverse (542553142446), we get a palindrome (6984966694896).

The spelling of 6442413552450 in words is "six trillion, four hundred forty-two billion, four hundred thirteen million, five hundred fifty-two thousand, four hundred fifty".