64427116011 has 8 divisors (see below), whose sum is σ = 89637726720. Its totient is φ = 41083957992.

The previous prime is 64427116007. The next prime is 64427116021. The reversal of 64427116011 is 11061172446.

64427116011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64427116011 - 2² = 64427116007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64427116021) 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, 466863091 + ... + 466863228.

It is an arithmetic number, because the mean of its divisors is an integer number (11204715840).

Almost surely, 2^64427116011 is an apocalyptic number.

64427116011 is a deficient number, since it is larger than the sum of its proper divisors (25210610709).

64427116011 is a wasteful number, since it uses less digits than its factorization.

64427116011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933726345.

The product of its (nonzero) digits is 8064, while the sum is 33.

Adding to 64427116011 its reverse (11061172446), we get a palindrome (75488288457).

The spelling of 64427116011 in words is "sixty-four billion, four hundred twenty-seven million, one hundred sixteen thousand, eleven".