134690013578 has 8 divisors (see below), whose sum is σ = 202128865668. Its totient is φ = 67313725024.

The previous prime is 134690013553. The next prime is 134690013613. The reversal of 134690013578 is 875310096431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109622574649 + 25067438929 = 331093^2 + 158327^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15635501 + ... + 15644112.

Almost surely, 2^134690013578 is an apocalyptic number.

134690013578 is a deficient number, since it is larger than the sum of its proper divisors (67438852090).

134690013578 is a wasteful number, since it uses less digits than its factorization.

134690013578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31281768.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 134690013578 in words is "one hundred thirty-four billion, six hundred ninety million, thirteen thousand, five hundred seventy-eight".