140154125025 has 24 divisors (see below), whose sum is σ = 237984234304. Its totient is φ = 72728625600.

The previous prime is 140154124997. The next prime is 140154125029. The reversal of 140154125025 is 520521451041.

It is not a de Polignac number, because 140154125025 - 2¹⁴ = 140154108641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140154124983 and 140154125001.

It is not an unprimeable number, because it can be changed into a prime (140154125029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25250221 + ... + 25255770.

Almost surely, 2^140154125025 is an apocalyptic number.

140154125025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140154125025 is a deficient number, since it is larger than the sum of its proper divisors (97830109279).

140154125025 is a wasteful number, since it uses less digits than its factorization.

140154125025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50506041 (or 50506036 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 140154125025 its reverse (520521451041), we get a palindrome (660675576066).

The spelling of 140154125025 in words is "one hundred forty billion, one hundred fifty-four million, one hundred twenty-five thousand, twenty-five".