64416611 has 4 divisors (see below), whose sum is σ = 73618992. Its totient is φ = 55214232.

The previous prime is 64416607. The next prime is 64416637. The reversal of 64416611 is 11661446.

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 64416611 - 2² = 64416607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64416691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4601180 + ... + 4601193.

It is an arithmetic number, because the mean of its divisors is an integer number (18404748).

Almost surely, 2^64416611 is an apocalyptic number.

64416611 is a deficient number, since it is larger than the sum of its proper divisors (9202381).

64416611 is an equidigital number, since it uses as much as digits as its factorization.

64416611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9202380.

The product of its digits is 3456, while the sum is 29.

The square root of 64416611 is about 8025.9959506593. The cubic root of 64416611 is about 400.8660630669.

The spelling of 64416611 in words is "sixty-four million, four hundred sixteen thousand, six hundred eleven".