65676541764 has 24 divisors (see below), whose sum is σ = 155532508768. Its totient is φ = 21565431360.

The previous prime is 65676541709. The next prime is 65676541769. The reversal of 65676541764 is 46714567656.

65676541764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (65676541769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40842817 + ... + 40844424.

Almost surely, 2^65676541764 is an apocalyptic number.

It is an amenable number.

65676541764 is an abundant number, since it is smaller than the sum of its proper divisors (89855967004).

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

65676541764 is a wasteful number, since it uses less digits than its factorization.

65676541764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81687315 (or 81687313 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 57.

The spelling of 65676541764 in words is "sixty-five billion, six hundred seventy-six million, five hundred forty-one thousand, seven hundred sixty-four".