16545126477475 has 6 divisors (see below), whose sum is σ = 20515956832100. Its totient is φ = 13236101181960.

The previous prime is 16545126477443. The next prime is 16545126477493. The reversal of 16545126477475 is 57477462154561.

It is not a de Polignac number, because 16545126477475 - 2⁵ = 16545126477443 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 330902529525 + ... + 330902529574.

Almost surely, 2^{16545126477475} is an apocalyptic number.

16545126477475 is a deficient number, since it is larger than the sum of its proper divisors (3970830354625).

16545126477475 is an equidigital number, since it uses as much as digits as its factorization.

16545126477475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661805059109 (or 661805059104 counting only the distinct ones).

The product of its digits is 197568000, while the sum is 64.

The spelling of 16545126477475 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-six million, four hundred seventy-seven thousand, four hundred seventy-five".