140855656 has 32 divisors (see below), whose sum is σ = 271188000. Its totient is φ = 68562496.

The previous prime is 140855653. The next prime is 140855677. The reversal of 140855656 is 656558041.

It is not an unprimeable number, because it can be changed into a prime (140855651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49110 + ... + 51898.

It is an arithmetic number, because the mean of its divisors is an integer number (8474625).

Almost surely, 2^140855656 is an apocalyptic number.

It is an amenable number.

140855656 is a deficient number, since it is larger than the sum of its proper divisors (130332344).

140855656 is a wasteful number, since it uses less digits than its factorization.

140855656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961 (or 2957 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 140855656 is about 11868.2625518650. The cubic root of 140855656 is about 520.3051167917.

The spelling of 140855656 in words is "one hundred forty million, eight hundred fifty-five thousand, six hundred fifty-six".