66102602144302 has 4 divisors (see below), whose sum is σ = 99153903216456. Its totient is φ = 33051301072150.

The previous prime is 66102602144297. The next prime is 66102602144309. The reversal of 66102602144302 is 20344120620166.

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

It is a super-3 number, since 3×66102602144302³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66102602144309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16525650536074 + ... + 16525650536077.

It is an arithmetic number, because the mean of its divisors is an integer number (24788475804114).

Almost surely, 2^{66102602144302} is an apocalyptic number.

66102602144302 is a deficient number, since it is larger than the sum of its proper divisors (33051301072154).

66102602144302 is a wasteful number, since it uses less digits than its factorization.

66102602144302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33051301072153.

The product of its (nonzero) digits is 82944, while the sum is 37.

Adding to 66102602144302 its reverse (20344120620166), we get a palindrome (86446722764468).

The spelling of 66102602144302 in words is "sixty-six trillion, one hundred two billion, six hundred two million, one hundred forty-four thousand, three hundred two".