423833550625 has 15 divisors (see below), whose sum is σ = 529642743663. Its totient is φ = 339053820000.

The previous prime is 423833550541. The next prime is 423833550653. The reversal of 423833550625 is 526055338324.

It is a happy number.

The square root of 423833550625 is 651025.

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

It can be written as a sum of positive squares in 7 ways, for example, as 113834036449 + 309999514176 = 337393^2 + 556776^2 .

It is not a de Polignac number, because 423833550625 - 2³⁵ = 389473812257 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 16262605 + ... + 16288645.

Almost surely, 2^423833550625 is an apocalyptic number.

423833550625 is the 651025-th square number.

423833550625 is the 325513-rd centered octagonal number.

It is an amenable number.

423833550625 is a deficient number, since it is larger than the sum of its proper divisors (105809193038).

423833550625 is an frugal number, since it uses more digits than its factorization.

423833550625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52102 (or 26046 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 46.

Adding to 423833550625 its reverse (526055338324), we get a palindrome (949888888949).

The spelling of 423833550625 in words is "four hundred twenty-three billion, eight hundred thirty-three million, five hundred fifty thousand, six hundred twenty-five".