424531135424 has 56 divisors (see below), whose sum is σ = 919772910768. Its totient is φ = 192809226240.

The previous prime is 424531135397. The next prime is 424531135453.

424531135424 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605384 + ... + 1102520.

Almost surely, 2^424531135424 is an apocalyptic number.

424531135424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424531135424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459886455384).

424531135424 is an abundant number, since it is smaller than the sum of its proper divisors (495241775344).

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

424531135424 is a wasteful number, since it uses less digits than its factorization.

424531135424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498373 (or 498363 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

It can be divided in two parts, 424531 and 135424, that added together give a palindrome (559955).

The spelling of 424531135424 in words is "four hundred twenty-four billion, five hundred thirty-one million, one hundred thirty-five thousand, four hundred twenty-four".