425216503420 has 24 divisors (see below), whose sum is σ = 908089484400. Its totient is φ = 167203777152.

The previous prime is 425216503343. The next prime is 425216503423. The reversal of 425216503420 is 24305612524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425216503423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180175305 + ... + 180177664.

It is an arithmetic number, because the mean of its divisors is an integer number (37837061850).

Almost surely, 2^425216503420 is an apocalyptic number.

It is an amenable number.

425216503420 is an abundant number, since it is smaller than the sum of its proper divisors (482872980980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425216503420 is a wasteful number, since it uses less digits than its factorization.

425216503420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360353037 (or 360353035 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 425216503420 in words is "four hundred twenty-five billion, two hundred sixteen million, five hundred three thousand, four hundred twenty".