425145224522111 has 4 divisors (see below), whose sum is σ = 425223333148632. Its totient is φ = 425067115895592.

The previous prime is 425145224522101. The next prime is 425145224522141. The reversal of 425145224522111 is 111225422541524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425145224522111 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 (425145224522101) 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, 39054305096 + ... + 39054315981.

It is an arithmetic number, because the mean of its divisors is an integer number (106305833287158).

Almost surely, 2^{425145224522111} is an apocalyptic number.

425145224522111 is a deficient number, since it is larger than the sum of its proper divisors (78108626521).

425145224522111 is an equidigital number, since it uses as much as digits as its factorization.

425145224522111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78108626520.

The product of its digits is 256000, while the sum is 41.

The spelling of 425145224522111 in words is "four hundred twenty-five trillion, one hundred forty-five billion, two hundred twenty-four million, five hundred twenty-two thousand, one hundred eleven".