65506112020126 has 128 divisors (see below), whose sum is σ = 109722623016960. Its totient is φ = 29227127529600.

The previous prime is 65506112020121. The next prime is 65506112020187. The reversal of 65506112020126 is 62102021160556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65506112020121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2229070005 + ... + 2229099391.

It is an arithmetic number, because the mean of its divisors is an integer number (857207992320).

Almost surely, 2^{65506112020126} is an apocalyptic number.

65506112020126 is a deficient number, since it is larger than the sum of its proper divisors (44216510996834).

65506112020126 is a wasteful number, since it uses less digits than its factorization.

65506112020126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29990.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 65506112020126 in words is "sixty-five trillion, five hundred six billion, one hundred twelve million, twenty thousand, one hundred twenty-six".