64006112775 has 24 divisors (see below), whose sum is σ = 115443753984. Its totient is φ = 31033266400.

The previous prime is 64006112719. The next prime is 64006112809. The reversal of 64006112775 is 57721160046.

It is not a de Polignac number, because 64006112775 - 2⁷ = 64006112647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38790759 + ... + 38792408.

It is an arithmetic number, because the mean of its divisors is an integer number (4810156416).

Almost surely, 2^64006112775 is an apocalyptic number.

64006112775 is a deficient number, since it is larger than the sum of its proper divisors (51437641209).

64006112775 is a wasteful number, since it uses less digits than its factorization.

64006112775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77583191 (or 77583186 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 64006112775 in words is "sixty-four billion, six million, one hundred twelve thousand, seven hundred seventy-five".