64356206241011 has 4 divisors (see below), whose sum is σ = 64356341103024. Its totient is φ = 64356071379000.

The previous prime is 64356206241007. The next prime is 64356206241017. The reversal of 64356206241011 is 11014260265346.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64356206241011 - 2² = 64356206241007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64356206241011.

It is not an unprimeable number, because it can be changed into a prime (64356206241017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66712655 + ... + 67670456.

It is an arithmetic number, because the mean of its divisors is an integer number (16089085275756).

Almost surely, 2^{64356206241011} is an apocalyptic number.

64356206241011 is a deficient number, since it is larger than the sum of its proper divisors (134862013).

64356206241011 is a wasteful number, since it uses less digits than its factorization.

64356206241011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134862012.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 64356206241011 in words is "sixty-four trillion, three hundred fifty-six billion, two hundred six million, two hundred forty-one thousand, eleven".