16526412541 has 2 divisors, whose sum is σ = 16526412542. Its totient is φ = 16526412540.

The previous prime is 16526412527. The next prime is 16526412587. The reversal of 16526412541 is 14521462561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16034903641 + 491508900 = 126629^2 + 22170^2 .

It is an emirp because it is prime and its reverse (14521462561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16526412541 - 2²¹ = 16524315389 is a prime.

It is a super-2 number, since 2×16526412541² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16526412541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16526412941) by changing a digit.

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 as a sum of consecutive naturals, namely, 8263206270 + 8263206271.

It is an arithmetic number, because the mean of its divisors is an integer number (8263206271).

Almost surely, 2^16526412541 is an apocalyptic number.

It is an amenable number.

16526412541 is a deficient number, since it is larger than the sum of its proper divisors (1).

16526412541 is an equidigital number, since it uses as much as digits as its factorization.

16526412541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 37.

The spelling of 16526412541 in words is "sixteen billion, five hundred twenty-six million, four hundred twelve thousand, five hundred forty-one".