140784388256 has 24 divisors (see below), whose sum is σ = 280677741120. Its totient is φ = 69501152448.

The previous prime is 140784388237. The next prime is 140784388273. The reversal of 140784388256 is 652883487041.

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, 27842486 + ... + 27847541.

It is an arithmetic number, because the mean of its divisors is an integer number (11694905880).

Almost surely, 2^140784388256 is an apocalyptic number.

140784388256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140784388256 is a deficient number, since it is larger than the sum of its proper divisors (139893352864).

140784388256 is an equidigital number, since it uses as much as digits as its factorization.

140784388256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55690116 (or 55690108 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 56.

The spelling of 140784388256 in words is "one hundred forty billion, seven hundred eighty-four million, three hundred eighty-eight thousand, two hundred fifty-six".