655015600065 has 16 divisors (see below), whose sum is σ = 1058829343488. Its totient is φ = 345740192256.

The previous prime is 655015600049. The next prime is 655015600067. The reversal of 655015600065 is 560006510556.

655015600065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 655015600065 - 2⁴ = 655015600049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 655015599996 and 655015600032.

It is not an unprimeable number, because it can be changed into a prime (655015600067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225089817 + ... + 225092726.

It is an arithmetic number, because the mean of its divisors is an integer number (66176833968).

Almost surely, 2^655015600065 is an apocalyptic number.

It is an amenable number.

655015600065 is a deficient number, since it is larger than the sum of its proper divisors (403813743423).

655015600065 is a wasteful number, since it uses less digits than its factorization.

655015600065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450182648.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 655015600065 in words is "six hundred fifty-five billion, fifteen million, six hundred thousand, sixty-five".