64327764011 has 8 divisors (see below), whose sum is σ = 76052529120. Its totient is φ = 53236770048.

The previous prime is 64327763993. The next prime is 64327764013. The reversal of 64327764011 is 11046772346.

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

It is not a de Polignac number, because 64327764011 - 2²² = 64323569707 is a prime.

It is a super-2 number, since 2×64327764011² (a number of 22 digits) contains 22 as substring.

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 64327764011.

It is not an unprimeable number, because it can be changed into a prime (64327764013) 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, 158442566 + ... + 158442971.

It is an arithmetic number, because the mean of its divisors is an integer number (9506566140).

Almost surely, 2^64327764011 is an apocalyptic number.

64327764011 is a deficient number, since it is larger than the sum of its proper divisors (11724765109).

64327764011 is a wasteful number, since it uses less digits than its factorization.

64327764011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316885573.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 64327764011 in words is "sixty-four billion, three hundred twenty-seven million, seven hundred sixty-four thousand, eleven".