16545064530625 has 40 divisors (see below), whose sum is σ = 20926169732160. Its totient is φ = 13075103688000.

The previous prime is 16545064530539. The next prime is 16545064530647. The reversal of 16545064530625 is 52603546054561.

It is not a de Polignac number, because 16545064530625 - 2⁷ = 16545064530497 is a prime.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 810744172 + ... + 810764578.

It is an arithmetic number, because the mean of its divisors is an integer number (523154243304).

Almost surely, 2^{16545064530625} is an apocalyptic number.

It is an amenable number.

16545064530625 is a deficient number, since it is larger than the sum of its proper divisors (4381105201535).

16545064530625 is an equidigital number, since it uses as much as digits as its factorization.

16545064530625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36139 (or 36124 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 52.

The spelling of 16545064530625 in words is "sixteen trillion, five hundred forty-five billion, sixty-four million, five hundred thirty thousand, six hundred twenty-five".