545684465 has 16 divisors (see below), whose sum is σ = 690611520. Its totient is φ = 412776000.

The previous prime is 545684443. The next prime is 545684471. The reversal of 545684465 is 564486545.

545684465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 545684465 - 2⁶ = 545684401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46715 + ... + 57215.

It is an arithmetic number, because the mean of its divisors is an integer number (43163220).

Almost surely, 2^545684465 is an apocalyptic number.

It is an amenable number.

545684465 is a deficient number, since it is larger than the sum of its proper divisors (144927055).

545684465 is a wasteful number, since it uses less digits than its factorization.

545684465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11072.

The product of its digits is 2304000, while the sum is 47.

The square root of 545684465 is about 23359.8900896387. The cubic root of 545684465 is about 817.1727263774.

The spelling of 545684465 in words is "five hundred forty-five million, six hundred eighty-four thousand, four hundred sixty-five".