424612534129 has 9 divisors (see below), whose sum is σ = 493942335627. Its totient is φ = 363949690944.

The previous prime is 424612534127. The next prime is 424612534163. The reversal of 424612534129 is 921435216424.

The square root of 424612534129 is 651623.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 423445628529 + 1166905600 = 650727^2 + 34160^2 .

It is not a de Polignac number, because 424612534129 - 2¹ = 424612534127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424612534123) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4514817 + ... + 4607905.

Almost surely, 2^424612534129 is an apocalyptic number.

424612534129 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

424612534129 is the 651623-rd square number.

424612534129 is the 325812-nd centered octagonal number.

It is an amenable number.

424612534129 is a deficient number, since it is larger than the sum of its proper divisors (69329801498).

424612534129 is an frugal number, since it uses more digits than its factorization.

424612534129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186192 (or 93096 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The spelling of 424612534129 in words is "four hundred twenty-four billion, six hundred twelve million, five hundred thirty-four thousand, one hundred twenty-nine".