425221240260 has 48 divisors (see below), whose sum is σ = 1190758617216. Its totient is φ = 113379078912.

The previous prime is 425221240229. The next prime is 425221240267. The reversal of 425221240260 is 62042122524.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (425221240267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109024 + ... + 928616.

It is an arithmetic number, because the mean of its divisors is an integer number (24807471192).

Almost surely, 2^425221240260 is an apocalyptic number.

It is an amenable number.

425221240260 is an abundant number, since it is smaller than the sum of its proper divisors (765537376956).

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

425221240260 is a wasteful number, since it uses less digits than its factorization.

425221240260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828252 (or 828250 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 425221240260 its reverse (62042122524), we get a palindrome (487263362784).

The spelling of 425221240260 in words is "four hundred twenty-five billion, two hundred twenty-one million, two hundred forty thousand, two hundred sixty".