65505170061120 has 112 divisors (see below), whose sum is σ = 211503981481920. Its totient is φ = 17171976769536.

The previous prime is 65505170061103. The next prime is 65505170061139. The reversal of 65505170061120 is 2116007150556.

It is a happy number.

65505170061120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578202277 + ... + 578315556.

Almost surely, 2^{65505170061120} is an apocalyptic number.

65505170061120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65505170061120 is an abundant number, since it is smaller than the sum of its proper divisors (145998811420800).

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

65505170061120 is a wasteful number, since it uses less digits than its factorization.

65505170061120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156517912 (or 1156517902 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 65505170061120 in words is "sixty-five trillion, five hundred five billion, one hundred seventy million, sixty-one thousand, one hundred twenty".