424243625454 has 48 divisors (see below), whose sum is σ = 1055534388480. Its totient is φ = 121792427280.

The previous prime is 424243625453. The next prime is 424243625627. The reversal of 424243625454 is 454526342424.

424243625454 is a `hidden beast` number, since 4 + 2 + 4 + 2 + 43 + 62 + 545 + 4 = 666.

It is a super-2 number, since 2×424243625454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424243625453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56381622 + ... + 56389145.

It is an arithmetic number, because the mean of its divisors is an integer number (21990299760).

Almost surely, 2^424243625454 is an apocalyptic number.

424243625454 is an abundant number, since it is smaller than the sum of its proper divisors (631290763026).

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

424243625454 is a wasteful number, since it uses less digits than its factorization.

424243625454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112770805 (or 112770802 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 45.

Adding to 424243625454 its reverse (454526342424), we get a palindrome (878769967878).

The spelling of 424243625454 in words is "four hundred twenty-four billion, two hundred forty-three million, six hundred twenty-five thousand, four hundred fifty-four".