134166785570 has 8 divisors (see below), whose sum is σ = 241500214044. Its totient is φ = 53666714224.

The previous prime is 134166785567. The next prime is 134166785591. The reversal of 134166785570 is 75587661431.

It can be written as a sum of positive squares in 2 ways, for example, as 131781342289 + 2385443281 = 363017^2 + 48841^2 .

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

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, 6708339269 + ... + 6708339288.

Almost surely, 2^134166785570 is an apocalyptic number.

134166785570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134166785570 is a deficient number, since it is larger than the sum of its proper divisors (107333428474).

134166785570 is a wasteful number, since it uses less digits than its factorization.

134166785570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13416678564.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 134166785570 in words is "one hundred thirty-four billion, one hundred sixty-six million, seven hundred eighty-five thousand, five hundred seventy".