424625722193 has 4 divisors (see below), whose sum is σ = 431586799668. Its totient is φ = 417664644720.

The previous prime is 424625722189. The next prime is 424625722211. The reversal of 424625722193 is 391227526424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 207177908224 + 217447813969 = 455168^2 + 466313^2 .

It is a cyclic number.

It is not a de Polignac number, because 424625722193 - 2² = 424625722189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424625722163) 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, 3480538646 + ... + 3480538767.

It is an arithmetic number, because the mean of its divisors is an integer number (107896699917).

Almost surely, 2^424625722193 is an apocalyptic number.

It is an amenable number.

424625722193 is a deficient number, since it is larger than the sum of its proper divisors (6961077475).

424625722193 is an equidigital number, since it uses as much as digits as its factorization.

424625722193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6961077474.

The product of its digits is 1451520, while the sum is 47.

The spelling of 424625722193 in words is "four hundred twenty-four billion, six hundred twenty-five million, seven hundred twenty-two thousand, one hundred ninety-three".