425684425003 has 4 divisors (see below), whose sum is σ = 425703104280. Its totient is φ = 425665745728.

The previous prime is 425684424943. The next prime is 425684425007. The reversal of 425684425003 is 300524486524.

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-425684425003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425684425007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9305413 + ... + 9351046.

It is an arithmetic number, because the mean of its divisors is an integer number (106425776070).

Almost surely, 2^425684425003 is an apocalyptic number.

425684425003 is a deficient number, since it is larger than the sum of its proper divisors (18679277).

425684425003 is a wasteful number, since it uses less digits than its factorization.

425684425003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18679276.

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 425684425003 in words is "four hundred twenty-five billion, six hundred eighty-four million, four hundred twenty-five thousand, three".