64303377085 has 16 divisors (see below), whose sum is σ = 77336550144. Its totient is φ = 51327832192.

The previous prime is 64303377079. The next prime is 64303377109. The reversal of 64303377085 is 58077330346.

It is a cyclic number.

It is not a de Polignac number, because 64303377085 - 2³ = 64303377077 is a prime.

It is a Duffinian number.

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, 4536369 + ... + 4550521.

It is an arithmetic number, because the mean of its divisors is an integer number (4833534384).

Almost surely, 2^64303377085 is an apocalyptic number.

It is an amenable number.

64303377085 is a deficient number, since it is larger than the sum of its proper divisors (13033173059).

64303377085 is a wasteful number, since it uses less digits than its factorization.

64303377085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16124.

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 64303377085 in words is "sixty-four billion, three hundred three million, three hundred seventy-seven thousand, eighty-five".