64505614 has 4 divisors (see below), whose sum is σ = 96758424. Its totient is φ = 32252806.

The previous prime is 64505603. The next prime is 64505621. The reversal of 64505614 is 41650546.

64505614 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16126402 + ... + 16126405.

It is an arithmetic number, because the mean of its divisors is an integer number (24189606).

Almost surely, 2^64505614 is an apocalyptic number.

64505614 is a deficient number, since it is larger than the sum of its proper divisors (32252810).

64505614 is a wasteful number, since it uses less digits than its factorization.

64505614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32252809.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 64505614 is about 8031.5387068730. The cubic root of 64505614 is about 401.0506006797.

The spelling of 64505614 in words is "sixty-four million, five hundred five thousand, six hundred fourteen".