140443112421425 has 24 divisors (see below), whose sum is σ = 190313945339232. Its totient is φ = 101961565344000.

The previous prime is 140443112421371. The next prime is 140443112421427. The reversal of 140443112421425 is 524124211344041.

It is a happy number.

It is not a de Polignac number, because 140443112421425 - 2²⁰ = 140443111372849 is a prime.

It is a super-2 number, since 2×140443112421425² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140443112421427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 447042824 + ... + 447356873.

It is an arithmetic number, because the mean of its divisors is an integer number (7929747722468).

Almost surely, 2^{140443112421425} is an apocalyptic number.

It is an amenable number.

140443112421425 is a deficient number, since it is larger than the sum of its proper divisors (49870832917807).

140443112421425 is a wasteful number, since it uses less digits than its factorization.

140443112421425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894400289 (or 894400284 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

Adding to 140443112421425 its reverse (524124211344041), we get a palindrome (664567323765466).

The spelling of 140443112421425 in words is "one hundred forty trillion, four hundred forty-three billion, one hundred twelve million, four hundred twenty-one thousand, four hundred twenty-five".