64545026 has 16 divisors (see below), whose sum is σ = 119160384. Its totient is φ = 25534224.

The previous prime is 64545011. The next prime is 64545031. The reversal of 64545026 is 62054546.

It is a junction number, because it is equal to n+sod(n) for n = 64544983 and 64545001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177140 + ... + 177503.

It is an arithmetic number, because the mean of its divisors is an integer number (7447524).

Almost surely, 2^64545026 is an apocalyptic number.

64545026 is a deficient number, since it is larger than the sum of its proper divisors (54615358).

64545026 is a wasteful number, since it uses less digits than its factorization.

64545026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354665.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 64545026 is about 8033.9919093810. The cubic root of 64545026 is about 401.1322627618.

The spelling of 64545026 in words is "sixty-four million, five hundred forty-five thousand, twenty-six".