545403303405 has 12 divisors (see below), whose sum is σ = 945365725980. Its totient is φ = 290881761792.

The previous prime is 545403303383. The next prime is 545403303439. The reversal of 545403303405 is 504303304545.

545403303405 is a `hidden beast` number, since 54 + 540 + 3 + 30 + 34 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 255669787044 + 289733516361 = 505638^2 + 538269^2 .

It is not a de Polignac number, because 545403303405 - 2⁵ = 545403303373 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 545403303405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6060036660 + ... + 6060036749.

It is an arithmetic number, because the mean of its divisors is an integer number (78780477165).

Almost surely, 2^545403303405 is an apocalyptic number.

It is an amenable number.

545403303405 is a deficient number, since it is larger than the sum of its proper divisors (399962422575).

545403303405 is a wasteful number, since it uses less digits than its factorization.

545403303405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12120073420 (or 12120073417 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

The spelling of 545403303405 in words is "five hundred forty-five billion, four hundred three million, three hundred three thousand, four hundred five".