13233444252451 has 16 divisors (see below), whose sum is σ = 14247602853120. Its totient is φ = 12247023191040.

The previous prime is 13233444252439. The next prime is 13233444252493. The reversal of 13233444252451 is 15425244433231.

It is a cyclic number.

It is not a de Polignac number, because 13233444252451 - 2¹⁷ = 13233444121379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13233444252398 and 13233444252407.

It is not an unprimeable number, because it can be changed into a prime (13233444252401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23887731 + ... + 24435436.

It is an arithmetic number, because the mean of its divisors is an integer number (890475178320).

Almost surely, 2^{13233444252451} is an apocalyptic number.

13233444252451 is a deficient number, since it is larger than the sum of its proper divisors (1014158600669).

13233444252451 is a wasteful number, since it uses less digits than its factorization.

13233444252451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48323454.

The product of its digits is 1382400, while the sum is 43.

Adding to 13233444252451 its reverse (15425244433231), we get a palindrome (28658688685682).

The spelling of 13233444252451 in words is "thirteen trillion, two hundred thirty-three billion, four hundred forty-four million, two hundred fifty-two thousand, four hundred fifty-one".