140306434346 has 32 divisors (see below), whose sum is σ = 228976643280. Its totient is φ = 64093026816.

The previous prime is 140306434327. The next prime is 140306434379. The reversal of 140306434346 is 643434603041.

It can be written as a sum of positive squares in 8 ways, for example, as 262083721 + 140044350625 = 16189^2 + 374225^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2629040 + ... + 2681876.

Almost surely, 2^140306434346 is an apocalyptic number.

140306434346 is a deficient number, since it is larger than the sum of its proper divisors (88670208934).

140306434346 is a wasteful number, since it uses less digits than its factorization.

140306434346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53898.

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 140306434346 in words is "one hundred forty billion, three hundred six million, four hundred thirty-four thousand, three hundred forty-six".