16415533753 has 2 divisors, whose sum is σ = 16415533754. Its totient is φ = 16415533752.

The previous prime is 16415533697. The next prime is 16415533787. The reversal of 16415533753 is 35733551461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11503206009 + 4912327744 = 107253^2 + 70088^2 .

It is a cyclic number.

It is not a de Polignac number, because 16415533753 - 2²¹ = 16413436601 is a prime.

It is not a weakly prime, because it can be changed into another prime (16415533853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8207766876 + 8207766877.

It is an arithmetic number, because the mean of its divisors is an integer number (8207766877).

Almost surely, 2^16415533753 is an apocalyptic number.

It is an amenable number.

16415533753 is a deficient number, since it is larger than the sum of its proper divisors (1).

16415533753 is an equidigital number, since it uses as much as digits as its factorization.

16415533753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567000, while the sum is 43.

The spelling of 16415533753 in words is "sixteen billion, four hundred fifteen million, five hundred thirty-three thousand, seven hundred fifty-three".