16254205511 has 2 divisors, whose sum is σ = 16254205512. Its totient is φ = 16254205510.

The previous prime is 16254205453. The next prime is 16254205537. The reversal of 16254205511 is 11550245261.

It is a strong prime.

It is an emirp because it is prime and its reverse (11550245261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16254205511 - 2¹⁸ = 16253943367 is a prime.

It is a super-2 number, since 2×16254205511² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16254205571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8127102755 + 8127102756.

It is an arithmetic number, because the mean of its divisors is an integer number (8127102756).

Almost surely, 2^16254205511 is an apocalyptic number.

16254205511 is a deficient number, since it is larger than the sum of its proper divisors (1).

16254205511 is an equidigital number, since it uses as much as digits as its factorization.

16254205511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 16254205511 in words is "sixteen billion, two hundred fifty-four million, two hundred five thousand, five hundred eleven".