140344220121444 has 96 divisors (see below), whose sum is σ = 365011317440000. Its totient is φ = 46632901858560.

The previous prime is 140344220121383. The next prime is 140344220121481. The reversal of 140344220121444 is 444121022443041.

140344220121444 is a `hidden beast` number, since 1 + 4 + 0 + 3 + 4 + 4 + 2 + 201 + 2 + 1 + 444 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 140344220121399 and 140344220121408.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87234432 + ... + 88828680.

Almost surely, 2^{140344220121444} is an apocalyptic number.

It is an amenable number.

140344220121444 is an abundant number, since it is smaller than the sum of its proper divisors (224667097318556).

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

140344220121444 is a wasteful number, since it uses less digits than its factorization.

140344220121444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596850 (or 1596842 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 140344220121444 its reverse (444121022443041), we get a palindrome (584465242564485).

The spelling of 140344220121444 in words is "one hundred forty trillion, three hundred forty-four billion, two hundred twenty million, one hundred twenty-one thousand, four hundred forty-four".