425241421524144 has 160 divisors (see below), whose sum is σ = 1264274378136000. Its totient is φ = 136687586789376.

The previous prime is 425241421524131. The next prime is 425241421524149. The reversal of 425241421524144 is 441425124142524.

425241421524144 is a `hidden beast` number, since 4 + 2 + 5 + 2 + 4 + 14 + 215 + 2 + 414 + 4 = 666.

It is a super-3 number, since 3×425241421524144³ (a number of 45 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 425241421524144.

It is not an unprimeable number, because it can be changed into a prime (425241421524149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11309589 + ... + 31279220.

It is an arithmetic number, because the mean of its divisors is an integer number (7901714863350).

Almost surely, 2^{425241421524144} is an apocalyptic number.

It is an amenable number.

425241421524144 is an abundant number, since it is smaller than the sum of its proper divisors (839032956611856).

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

425241421524144 is a wasteful number, since it uses less digits than its factorization.

425241421524144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42589652 (or 42589640 counting only the distinct ones).

The product of its digits is 1638400, while the sum is 45.

Adding to 425241421524144 its reverse (441425124142524), we get a palindrome (866666545666668).

The spelling of 425241421524144 in words is "four hundred twenty-five trillion, two hundred forty-one billion, four hundred twenty-one million, five hundred twenty-four thousand, one hundred forty-four".