545393475 has 36 divisors (see below), whose sum is σ = 1065670632. Its totient is φ = 264432000.

The previous prime is 545393441. The next prime is 545393477. The reversal of 545393475 is 574393545.

545393475 is a `hidden beast` number, since 545 + 3 + 9 + 34 + 75 = 666.

It is not a de Polignac number, because 545393475 - 2¹³ = 545385283 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 545393475.

It is not an unprimeable number, because it can be changed into a prime (545393477) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 107706 + ... + 112655.

It is an arithmetic number, because the mean of its divisors is an integer number (29601962).

Almost surely, 2^545393475 is an apocalyptic number.

545393475 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

545393475 is a deficient number, since it is larger than the sum of its proper divisors (520277157).

545393475 is a wasteful number, since it uses less digits than its factorization.

545393475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220388 (or 220380 counting only the distinct ones).

The product of its digits is 1134000, while the sum is 45.

The square root of 545393475 is about 23353.6608479270. The cubic root of 545393475 is about 817.0274462219.

The spelling of 545393475 in words is "five hundred forty-five million, three hundred ninety-three thousand, four hundred seventy-five".