64331334324311 has 8 divisors (see below), whose sum is σ = 64474496024400. Its totient is φ = 64188278244160.

The previous prime is 64331334324277. The next prime is 64331334324317. The reversal of 64331334324311 is 11342343313346.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64331334324311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64331334324317) 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, 25185401 + ... + 27621858.

It is an arithmetic number, because the mean of its divisors is an integer number (8059312003050).

Almost surely, 2^{64331334324311} is an apocalyptic number.

64331334324311 is a deficient number, since it is larger than the sum of its proper divisors (143161700089).

64331334324311 is a wasteful number, since it uses less digits than its factorization.

64331334324311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52809969.

The product of its digits is 559872, while the sum is 41.

Adding to 64331334324311 its reverse (11342343313346), we get a palindrome (75673677637657).

The spelling of 64331334324311 in words is "sixty-four trillion, three hundred thirty-one billion, three hundred thirty-four million, three hundred twenty-four thousand, three hundred eleven".