134694872064 has 99 divisors (see below), whose sum is σ = 389030280483. Its totient is φ = 44886546432.

The previous prime is 134694872051. The next prime is 134694872071. The reversal of 134694872064 is 460278496431.

The square root of 134694872064 is 367008.

It is a perfect power (a square), and thus also a powerful number.

134694872064 is a `hidden beast` number, since 1 + 346 + 94 + 8 + 7 + 206 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 134694872064.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 35230857 + ... + 35234679.

Almost surely, 2^134694872064 is an apocalyptic number.

134694872064 is the 367008-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134694872064

134694872064 is an abundant number, since it is smaller than the sum of its proper divisors (254335408419).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134694872064 is an frugal number, since it uses more digits than its factorization.

134694872064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7672 (or 3828 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 134694872064 in words is "one hundred thirty-four billion, six hundred ninety-four million, eight hundred seventy-two thousand, sixty-four".