66064102 has 16 divisors (see below), whose sum is σ = 112336560. Its totient is φ = 28886112.

The previous prime is 66064087. The next prime is 66064123. The reversal of 66064102 is 20146066.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66373 + ... + 67360.

It is an arithmetic number, because the mean of its divisors is an integer number (7021035).

Almost surely, 2^66064102 is an apocalyptic number.

66064102 is a deficient number, since it is larger than the sum of its proper divisors (46272458).

66064102 is a wasteful number, since it uses less digits than its factorization.

66064102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133767.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 66064102 is about 8127.9826525405. The cubic root of 66064102 is about 404.2547938530.

It can be divided in two parts, 66064 and 102, that added together give a palindrome (66166).

The spelling of 66064102 in words is "sixty-six million, sixty-four thousand, one hundred two".