65500160500 has 24 divisors (see below), whose sum is σ = 143052351624. Its totient is φ = 26200064000.

The previous prime is 65500160491. The next prime is 65500160513. The reversal of 65500160500 is 506100556.

It can be written as a sum of positive squares in 4 ways, for example, as 18421264 + 65481739236 = 4292^2 + 255894^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65499661 + ... + 65500660.

It is an arithmetic number, because the mean of its divisors is an integer number (5960514651).

Almost surely, 2^65500160500 is an apocalyptic number.

It is an amenable number.

65500160500 is an abundant number, since it is smaller than the sum of its proper divisors (77552191124).

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

65500160500 is a wasteful number, since it uses less digits than its factorization.

65500160500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131000340 (or 131000328 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 65500160500 in words is "sixty-five billion, five hundred million, one hundred sixty thousand, five hundred".