140230231313444 has 12 divisors (see below), whose sum is σ = 245430132522204. Its totient is φ = 70107336307104.

The previous prime is 140230231313429. The next prime is 140230231313449. The reversal of 140230231313444 is 444313132032041.

It can be written as a sum of positive squares in 2 ways, for example, as 109899327290944 + 30330904022500 = 10483288^2 + 5507350^2 .

It is a super-2 number, since 2×140230231313444² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140230231313449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1944796847 + ... + 1944868950.

It is an arithmetic number, because the mean of its divisors is an integer number (20452511043517).

Almost surely, 2^{140230231313444} is an apocalyptic number.

It is an amenable number.

140230231313444 is a deficient number, since it is larger than the sum of its proper divisors (105199901208760).

140230231313444 is a wasteful number, since it uses less digits than its factorization.

140230231313444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3889674814 (or 3889674812 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 140230231313444 its reverse (444313132032041), we get a palindrome (584543363345485).

The spelling of 140230231313444 in words is "one hundred forty trillion, two hundred thirty billion, two hundred thirty-one million, three hundred thirteen thousand, four hundred forty-four".