134166705256 has 32 divisors (see below), whose sum is σ = 255120530760. Its totient is φ = 66135370752.

The previous prime is 134166705229. The next prime is 134166705271. The reversal of 134166705256 is 652507661431.

It can be written as a sum of positive squares in 4 ways, for example, as 80504982756 + 53661722500 = 283734^2 + 231650^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1313236 + ... + 1411708.

Almost surely, 2^134166705256 is an apocalyptic number.

It is an amenable number.

134166705256 is a deficient number, since it is larger than the sum of its proper divisors (120953825504).

134166705256 is a wasteful number, since it uses less digits than its factorization.

134166705256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100885 (or 100881 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 134166705256 in words is "one hundred thirty-four billion, one hundred sixty-six million, seven hundred five thousand, two hundred fifty-six".