16452051533 has 2 divisors, whose sum is σ = 16452051534. Its totient is φ = 16452051532.

The previous prime is 16452051491. The next prime is 16452051559. The reversal of 16452051533 is 33515025461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15554330089 + 897721444 = 124717^2 + 29962^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16452051533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16452051493 and 16452051502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16452050533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226025766 + 8226025767.

It is an arithmetic number, because the mean of its divisors is an integer number (8226025767).

Almost surely, 2^16452051533 is an apocalyptic number.

It is an amenable number.

16452051533 is a deficient number, since it is larger than the sum of its proper divisors (1).

16452051533 is an equidigital number, since it uses as much as digits as its factorization.

16452051533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 16452051533 its reverse (33515025461), we get a palindrome (49967076994).

The spelling of 16452051533 in words is "sixteen billion, four hundred fifty-two million, fifty-one thousand, five hundred thirty-three".