140163424166256 has 160 divisors (see below), whose sum is σ = 392498628480000. Its totient is φ = 42985710028800.

The previous prime is 140163424166239. The next prime is 140163424166257. The reversal of 140163424166256 is 652661424361041.

It is a junction number, because it is equal to n+sod(n) for n = 140163424166199 and 140163424166208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140163424166257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18593131 + ... + 25020618.

It is an arithmetic number, because the mean of its divisors is an integer number (2453116428000).

Almost surely, 2^{140163424166256} is an apocalyptic number.

140163424166256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140163424166256 is an abundant number, since it is smaller than the sum of its proper divisors (252335204313744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140163424166256 is a wasteful number, since it uses less digits than its factorization.

140163424166256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43613895 (or 43613889 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 140163424166256 in words is "one hundred forty trillion, one hundred sixty-three billion, four hundred twenty-four million, one hundred sixty-six thousand, two hundred fifty-six".