66336653313452 has 12 divisors (see below), whose sum is σ = 116347693732200. Its totient is φ = 33094455104256.

The previous prime is 66336653313443. The next prime is 66336653313509. The reversal of 66336653313452 is 25431335663366.

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, 18467886098 + ... + 18467889689.

It is an arithmetic number, because the mean of its divisors is an integer number (9695641144350).

Almost surely, 2^{66336653313452} is an apocalyptic number.

It is an amenable number.

66336653313452 is a deficient number, since it is larger than the sum of its proper divisors (50011040418748).

66336653313452 is a wasteful number, since it uses less digits than its factorization.

66336653313452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36935776240 (or 36935776238 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 56.

The spelling of 66336653313452 in words is "sixty-six trillion, three hundred thirty-six billion, six hundred fifty-three million, three hundred thirteen thousand, four hundred fifty-two".