140171774443556 has 24 divisors (see below), whose sum is σ = 252736052970744. Its totient is φ = 67981235582720.

The previous prime is 140171774443553. The next prime is 140171774443573. The reversal of 140171774443556 is 655344477171041.

140171774443556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 34491729637156 + 105680044806400 = 5872966^2 + 10280080^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140171774443495 and 140171774443504.

It is not an unprimeable number, because it can be changed into a prime (140171774443553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2470220015 + ... + 2470276758.

It is an arithmetic number, because the mean of its divisors is an integer number (10530668873781).

Almost surely, 2^{140171774443556} is an apocalyptic number.

It is an amenable number.

140171774443556 is a deficient number, since it is larger than the sum of its proper divisors (112564278527188).

140171774443556 is a wasteful number, since it uses less digits than its factorization.

140171774443556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4940496991 (or 4940496989 counting only the distinct ones).

The product of its (nonzero) digits is 39513600, while the sum is 59.

The spelling of 140171774443556 in words is "one hundred forty trillion, one hundred seventy-one billion, seven hundred seventy-four million, four hundred forty-three thousand, five hundred fifty-six".