64104555 has 16 divisors (see below), whose sum is σ = 102723840. Its totient is φ = 34136928.

The previous prime is 64104553. The next prime is 64104563. The reversal of 64104555 is 55540146.

64104555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64104555 - 2¹ = 64104553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64104553) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 8194 + ... + 13976.

It is an arithmetic number, because the mean of its divisors is an integer number (6420240).

Almost surely, 2^64104555 is an apocalyptic number.

64104555 is a deficient number, since it is larger than the sum of its proper divisors (38619285).

64104555 is a wasteful number, since it uses less digits than its factorization.

64104555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 64104555 is about 8006.5320207940. The cubic root of 64104555 is about 400.2177044071.

The spelling of 64104555 in words is "sixty-four million, one hundred four thousand, five hundred fifty-five".