66361135352 has 16 divisors (see below), whose sum is σ = 125709884160. Its totient is φ = 32838499584.

The previous prime is 66361135339. The next prime is 66361135361. The reversal of 66361135352 is 25353116366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42757688 + ... + 42759239.

It is an arithmetic number, because the mean of its divisors is an integer number (7856867760).

Almost surely, 2^66361135352 is an apocalyptic number.

It is an amenable number.

66361135352 is a deficient number, since it is larger than the sum of its proper divisors (59348748808).

66361135352 is a wasteful number, since it uses less digits than its factorization.

66361135352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85517030 (or 85517026 counting only the distinct ones).

The product of its digits is 291600, while the sum is 41.

The spelling of 66361135352 in words is "sixty-six billion, three hundred sixty-one million, one hundred thirty-five thousand, three hundred fifty-two".