65441525042400 has 144 divisors (see below), whose sum is σ = 229397715200304. Its totient is φ = 16108683079680.

The previous prime is 65441525042359. The next prime is 65441525042449. The reversal of 65441525042400 is 424052514456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1048711189 + ... + 1048773588.

It is an arithmetic number, because the mean of its divisors is an integer number (1593039688891).

Almost surely, 2^{65441525042400} is an apocalyptic number.

65441525042400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65441525042400 is an abundant number, since it is smaller than the sum of its proper divisors (163956190157904).

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

65441525042400 is a wasteful number, since it uses less digits than its factorization.

65441525042400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097484813 (or 2097484800 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 65441525042400 its reverse (424052514456), we get a palindrome (65865577556856).

The spelling of 65441525042400 in words is "sixty-five trillion, four hundred forty-one billion, five hundred twenty-five million, forty-two thousand, four hundred".