16535073487 has 2 divisors, whose sum is σ = 16535073488. Its totient is φ = 16535073486.

The previous prime is 16535073371. The next prime is 16535073491. The reversal of 16535073487 is 78437053561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16535073487 - 2¹¹ = 16535071439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16535073487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16535073287) 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, 8267536743 + 8267536744.

It is an arithmetic number, because the mean of its divisors is an integer number (8267536744).

Almost surely, 2^16535073487 is an apocalyptic number.

16535073487 is a deficient number, since it is larger than the sum of its proper divisors (1).

16535073487 is an equidigital number, since it uses as much as digits as its factorization.

16535073487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 16535073487 in words is "sixteen billion, five hundred thirty-five million, seventy-three thousand, four hundred eighty-seven".