667729362382 has 16 divisors (see below), whose sum is σ = 1005962059872. Its totient is φ = 332410089600.

The previous prime is 667729362371. The next prime is 667729362403. The reversal of 667729362382 is 283263927766.

It is a self number, because there is not a number n which added to its sum of digits gives 667729362382.

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, 594898 + ... + 1299754.

It is an arithmetic number, because the mean of its divisors is an integer number (62872628742).

Almost surely, 2^667729362382 is an apocalyptic number.

667729362382 is a deficient number, since it is larger than the sum of its proper divisors (338232697490).

667729362382 is a wasteful number, since it uses less digits than its factorization.

667729362382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706923.

The product of its digits is 54867456, while the sum is 61.

The spelling of 667729362382 in words is "six hundred sixty-seven billion, seven hundred twenty-nine million, three hundred sixty-two thousand, three hundred eighty-two".