425343044141 has 4 divisors (see below), whose sum is σ = 434392896192. Its totient is φ = 416293192092.

The previous prime is 425343044123. The next prime is 425343044197. The reversal of 425343044141 is 141440343524.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425343044141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425343044111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4524925955 + ... + 4524926048.

It is an arithmetic number, because the mean of its divisors is an integer number (108598224048).

Almost surely, 2^425343044141 is an apocalyptic number.

It is an amenable number.

425343044141 is a deficient number, since it is larger than the sum of its proper divisors (9049852051).

425343044141 is an equidigital number, since it uses as much as digits as its factorization.

425343044141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9049852050.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 425343044141 its reverse (141440343524), we get a palindrome (566783387665).

The spelling of 425343044141 in words is "four hundred twenty-five billion, three hundred forty-three million, forty-four thousand, one hundred forty-one".