666800000134 has 8 divisors (see below), whose sum is σ = 1019071698480. Its totient is φ = 327109433976.

The previous prime is 666800000033. The next prime is 666800000177. The reversal of 666800000134 is 431000008666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 666800000134.

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, 3145282914 + ... + 3145283125.

It is an arithmetic number, because the mean of its divisors is an integer number (127383962310).

Almost surely, 2^666800000134 is an apocalyptic number.

666800000134 is a deficient number, since it is larger than the sum of its proper divisors (352271698346).

666800000134 is a wasteful number, since it uses less digits than its factorization.

666800000134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6290566094.

The product of its (nonzero) digits is 20736, while the sum is 34.

It can be divided in two parts, 66 and 6800000134, that multiplied together give a palindrome (448800008844).

The spelling of 666800000134 in words is "six hundred sixty-six billion, eight hundred million, one hundred thirty-four", and thus it is an aban number.