65941678602 has 24 divisors (see below), whose sum is σ = 143089810500. Its totient is φ = 21947302080.

The previous prime is 65941678591. The next prime is 65941678603. The reversal of 65941678602 is 20687614956.

65941678602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 65766089601 + 175589001 = 256449^2 + 13251^2 .

It is not an unprimeable number, because it can be changed into a prime (65941678603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2759227 + ... + 2783022.

Almost surely, 2^65941678602 is an apocalyptic number.

65941678602 is an abundant number, since it is smaller than the sum of its proper divisors (77148131898).

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

65941678602 is a wasteful number, since it uses less digits than its factorization.

65941678602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5542918 (or 5542915 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 65941678602 in words is "sixty-five billion, nine hundred forty-one million, six hundred seventy-eight thousand, six hundred two".