134677043617578 has 64 divisors (see below), whose sum is σ = 335819390220288. Its totient is φ = 34980914099520.

The previous prime is 134677043617517. The next prime is 134677043617771. The reversal of 134677043617578 is 875716340776431.

It is a happy number.

It is a super-2 number, since 2×134677043617578² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181105776 + ... + 181847892.

It is an arithmetic number, because the mean of its divisors is an integer number (5247177972192).

Almost surely, 2^{134677043617578} is an apocalyptic number.

134677043617578 is an abundant number, since it is smaller than the sum of its proper divisors (201142346602710).

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

134677043617578 is a wasteful number, since it uses less digits than its factorization.

134677043617578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134947.

The product of its (nonzero) digits is 497871360, while the sum is 69.

The spelling of 134677043617578 in words is "one hundred thirty-four trillion, six hundred seventy-seven billion, forty-three million, six hundred seventeen thousand, five hundred seventy-eight".