140253506005 has 16 divisors (see below), whose sum is σ = 169652275200. Its totient is φ = 111304331712.

The previous prime is 140253505993. The next prime is 140253506011. The reversal of 140253506005 is 500605352041.

It is a cyclic number.

It is not a de Polignac number, because 140253506005 - 2¹⁹ = 140252981717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9159846 + ... + 9175144.

It is an arithmetic number, because the mean of its divisors is an integer number (10603267200).

Almost surely, 2^140253506005 is an apocalyptic number.

It is an amenable number.

140253506005 is a deficient number, since it is larger than the sum of its proper divisors (29398769195).

140253506005 is a wasteful number, since it uses less digits than its factorization.

140253506005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29868.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 140253506005 its reverse (500605352041), we get a palindrome (640858858046).

The spelling of 140253506005 in words is "one hundred forty billion, two hundred fifty-three million, five hundred six thousand, five".