140123533252044 has 24 divisors (see below), whose sum is σ = 346187552740848. Its totient is φ = 43960324157440.

The previous prime is 140123533252013. The next prime is 140123533252091. The reversal of 140123533252044 is 440252335321041.

It is a happy number.

140123533252044 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140123533251993 and 140123533252011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343440032277 + ... + 343440032684.

It is an arithmetic number, because the mean of its divisors is an integer number (14424481364202).

Almost surely, 2^{140123533252044} is an apocalyptic number.

It is an amenable number.

140123533252044 is an abundant number, since it is smaller than the sum of its proper divisors (206064019488804).

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

140123533252044 is a wasteful number, since it uses less digits than its factorization.

140123533252044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686880064985 (or 686880064983 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 140123533252044 its reverse (440252335321041), we get a palindrome (580375868573085).

The spelling of 140123533252044 in words is "one hundred forty trillion, one hundred twenty-three billion, five hundred thirty-three million, two hundred fifty-two thousand, forty-four".