134299356818 has 8 divisors (see below), whose sum is σ = 219762583920. Its totient is φ = 61045162180.

The previous prime is 134299356811. The next prime is 134299356847. The reversal of 134299356818 is 818653992431.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134299356811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3052258088 + ... + 3052258131.

It is an arithmetic number, because the mean of its divisors is an integer number (27470322990).

Almost surely, 2^134299356818 is an apocalyptic number.

134299356818 is a deficient number, since it is larger than the sum of its proper divisors (85463227102).

134299356818 is a wasteful number, since it uses less digits than its factorization.

134299356818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6104516232.

The product of its digits is 11197440, while the sum is 59.

The spelling of 134299356818 in words is "one hundred thirty-four billion, two hundred ninety-nine million, three hundred fifty-six thousand, eight hundred eighteen".