2431123350436 has 135 divisors (see below), whose sum is σ = 4984515682545. Its totient is φ = 1037308567680.

The previous prime is 2431123350421. The next prime is 2431123350479. The reversal of 2431123350436 is 6340533211342.

It is a happy number.

The square root of 2431123350436 is 1559206.

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., 1892743092900 + 538380257536 = 1375770^2 + 733744^2 .

It is a super-2 number, since 2×2431123350436² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2431123350395 and 2431123350404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 6414573295 + ... + 6414573673.

Almost surely, 2^{2431123350436} is an apocalyptic number.

2431123350436 is the 1559206-th square number.

It is an amenable number.

2431123350436 is an abundant number, since it is smaller than the sum of its proper divisors (2553392332109).

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

2431123350436 is an frugal number, since it uses more digits than its factorization.

2431123350436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 2431123350436 its reverse (6340533211342), we get a palindrome (8771656561778).

The spelling of 2431123350436 in words is "two trillion, four hundred thirty-one billion, one hundred twenty-three million, three hundred fifty thousand, four hundred thirty-six".