425210220351 has 144 divisors (see below), whose sum is σ = 788243788800. Its totient is φ = 219226452480.

The previous prime is 425210220299. The next prime is 425210220361. The reversal of 425210220351 is 153022012524.

425210220351 is a `hidden beast` number, since 42 + 52 + 1 + 0 + 220 + 351 = 666.

It is not a de Polignac number, because 425210220351 - 2⁹ = 425210219839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425210220361) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 24859000 + ... + 24876098.

It is an arithmetic number, because the mean of its divisors is an integer number (5473915200).

Almost surely, 2^425210220351 is an apocalyptic number.

425210220351 is a deficient number, since it is larger than the sum of its proper divisors (363033568449).

425210220351 is a wasteful number, since it uses less digits than its factorization.

425210220351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17274 (or 17264 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 425210220351 its reverse (153022012524), we get a palindrome (578232232875).

The spelling of 425210220351 in words is "four hundred twenty-five billion, two hundred ten million, two hundred twenty thousand, three hundred fifty-one".