16545132665476 has 12 divisors (see below), whose sum is σ = 28956537984220. Its totient is φ = 8271836098560.

The previous prime is 16545132665461. The next prime is 16545132665489. The reversal of 16545132665476 is 67456623154561.

It can be written as a sum of positive squares in 2 ways, for example, as 3111075102976 + 13434057562500 = 1763824^2 + 3665250^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 182507565 + ... + 182598196.

Almost surely, 2^{16545132665476} is an apocalyptic number.

It is an amenable number.

16545132665476 is a deficient number, since it is larger than the sum of its proper divisors (12411405318744).

16545132665476 is a wasteful number, since it uses less digits than its factorization.

16545132665476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365117094 (or 365117092 counting only the distinct ones).

The product of its digits is 108864000, while the sum is 61.

The spelling of 16545132665476 in words is "sixteen trillion, five hundred forty-five billion, one hundred thirty-two million, six hundred sixty-five thousand, four hundred seventy-six".