140540232210345 has 48 divisors (see below), whose sum is σ = 274912554571200. Its totient is φ = 65791038687360.

The previous prime is 140540232210179. The next prime is 140540232210347. The reversal of 140540232210345 is 543012232045041.

It is a happy number.

140540232210345 is a `hidden beast` number, since 1 + 4 + 0 + 5 + 402 + 3 + 2 + 210 + 34 + 5 = 666.

It is not a de Polignac number, because 140540232210345 - 2⁹ = 140540232209833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140540232210347) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4895152215 + ... + 4895180924.

It is an arithmetic number, because the mean of its divisors is an integer number (5727344886900).

Almost surely, 2^{140540232210345} is an apocalyptic number.

140540232210345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140540232210345 is a deficient number, since it is larger than the sum of its proper divisors (134372322360855).

140540232210345 is a wasteful number, since it uses less digits than its factorization.

140540232210345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9790333190 (or 9790333187 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 140540232210345 its reverse (543012232045041), we get a palindrome (683552464255386).

The spelling of 140540232210345 in words is "one hundred forty trillion, five hundred forty billion, two hundred thirty-two million, two hundred ten thousand, three hundred forty-five".