366666666662 has 4 divisors (see below), whose sum is σ = 549999999996. Its totient is φ = 183333333330.

The previous prime is 366666666661. The next prime is 366666666677. The reversal of 366666666662 is 266666666663.

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

It is a super-4 number, since 4×366666666662⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366666666661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91666666664 + ... + 91666666667.

It is an arithmetic number, because the mean of its divisors is an integer number (137499999999).

Almost surely, 2^366666666662 is an apocalyptic number.

366666666662 is a deficient number, since it is larger than the sum of its proper divisors (183333333334).

366666666662 is a wasteful number, since it uses less digits than its factorization.

366666666662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183333333333.

The product of its digits is 362797056, while the sum is 65.

Subtracting from 366666666662 its reverse (266666666663), we obtain a palindrome (99999999999).

The spelling of 366666666662 in words is "three hundred sixty-six billion, six hundred sixty-six million, six hundred sixty-six thousand, six hundred sixty-two".