65500021005010 has 32 divisors (see below), whose sum is σ = 117988131502080. Its totient is φ = 26180433672768.

The previous prime is 65500021004989. The next prime is 65500021005061. The reversal of 65500021005010 is 1050012000556.

65500021005010 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366461224 + ... + 366639916.

It is an arithmetic number, because the mean of its divisors is an integer number (3687129109440).

Almost surely, 2^{65500021005010} is an apocalyptic number.

65500021005010 is a deficient number, since it is larger than the sum of its proper divisors (52488110497070).

65500021005010 is a wasteful number, since it uses less digits than its factorization.

65500021005010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205882.

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 65500021005010 its reverse (1050012000556), we get a palindrome (66550033005566).

The spelling of 65500021005010 in words is "sixty-five trillion, five hundred billion, twenty-one million, five thousand, ten".