140545043023523 has 16 divisors (see below), whose sum is σ = 146924826048000. Its totient is φ = 134187726826560.

The previous prime is 140545043023481. The next prime is 140545043023571. The reversal of 140545043023523 is 325320340545041.

It is a cyclic number.

It is not a de Polignac number, because 140545043023523 - 2⁶ = 140545043023459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140545043023423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158717303 + ... + 159600351.

It is an arithmetic number, because the mean of its divisors is an integer number (9182801628000).

Almost surely, 2^{140545043023523} is an apocalyptic number.

140545043023523 is a deficient number, since it is larger than the sum of its proper divisors (6379783024477).

140545043023523 is a wasteful number, since it uses less digits than its factorization.

140545043023523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895762.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 140545043023523 its reverse (325320340545041), we get a palindrome (465865383568564).

The spelling of 140545043023523 in words is "one hundred forty trillion, five hundred forty-five billion, forty-three million, twenty-three thousand, five hundred twenty-three".