140443250025 has 96 divisors (see below), whose sum is σ = 252339404800. Its totient is φ = 68514336000.

The previous prime is 140443249951. The next prime is 140443250027. The reversal of 140443250025 is 520052344041.

It is a de Polignac number, because none of the positive numbers 2^k-140443250025 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 140443249974 and 140443250001.

It is not an unprimeable number, because it can be changed into a prime (140443250027) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 52579440 + ... + 52582110.

Almost surely, 2^140443250025 is an apocalyptic number.

140443250025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140443250025 is a deficient number, since it is larger than the sum of its proper divisors (111896154775).

140443250025 is a wasteful number, since it uses less digits than its factorization.

140443250025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167 (or 3162 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 140443250025 its reverse (520052344041), we get a palindrome (660495594066).

The spelling of 140443250025 in words is "one hundred forty billion, four hundred forty-three million, two hundred fifty thousand, twenty-five".