16725528473 has 2 divisors, whose sum is σ = 16725528474. Its totient is φ = 16725528472.

The previous prime is 16725528467. The next prime is 16725528499. The reversal of 16725528473 is 37482552761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13930608784 + 2794919689 = 118028^2 + 52867^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16725528473 is a prime.

It is a super-2 number, since 2×16725528473² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16725528973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8362764236 + 8362764237.

It is an arithmetic number, because the mean of its divisors is an integer number (8362764237).

Almost surely, 2^16725528473 is an apocalyptic number.

It is an amenable number.

16725528473 is a deficient number, since it is larger than the sum of its proper divisors (1).

16725528473 is an equidigital number, since it uses as much as digits as its factorization.

16725528473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 50.

The spelling of 16725528473 in words is "sixteen billion, seven hundred twenty-five million, five hundred twenty-eight thousand, four hundred seventy-three".