423312024521 has 8 divisors (see below), whose sum is σ = 424174529064. Its totient is φ = 422450380800.

The previous prime is 423312024451. The next prime is 423312024529. The reversal of 423312024521 is 125420213324.

It can be written as a sum of positive squares in 4 ways, for example, as 237499300921 + 185812723600 = 487339^2 + 431060^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423312024521 - 2²⁶ = 423244915657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423312024529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773921 + ... + 1202321.

It is an arithmetic number, because the mean of its divisors is an integer number (53021816133).

Almost surely, 2^423312024521 is an apocalyptic number.

It is an amenable number.

423312024521 is a deficient number, since it is larger than the sum of its proper divisors (862504543).

423312024521 is a wasteful number, since it uses less digits than its factorization.

423312024521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430411.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 423312024521 its reverse (125420213324), we get a palindrome (548732237845).

The spelling of 423312024521 in words is "four hundred twenty-three billion, three hundred twelve million, twenty-four thousand, five hundred twenty-one".