140444000221154 has 12 divisors (see below), whose sum is σ = 245060449365654. Its totient is φ = 60190285809024.

The previous prime is 140444000221153. The next prime is 140444000221183. The reversal of 140444000221154 is 451122000444041.

It can be written as a sum of positive squares in only one way, i.e., 94066197705529 + 46377802515625 = 9698773^2 + 6810125^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140444000221154.

It is not an unprimeable number, because it can be changed into a prime (140444000221153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 716551021439 + ... + 716551021634.

Almost surely, 2^{140444000221154} is an apocalyptic number.

140444000221154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140444000221154 is a deficient number, since it is larger than the sum of its proper divisors (104616449144500).

140444000221154 is a wasteful number, since it uses less digits than its factorization.

140444000221154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433102043089 (or 1433102043082 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 32.

Adding to 140444000221154 its reverse (451122000444041), we get a palindrome (591566000665195).

The spelling of 140444000221154 in words is "one hundred forty trillion, four hundred forty-four billion, two hundred twenty-one thousand, one hundred fifty-four".