545043420236 has 12 divisors (see below), whose sum is σ = 1090086840528. Its totient is φ = 233590037232.

The previous prime is 545043420223. The next prime is 545043420239. The reversal of 545043420236 is 632024340545.

545043420236 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 545043420236.

It is not an unprimeable number, because it can be changed into a prime (545043420239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9732918191 + ... + 9732918246.

It is an arithmetic number, because the mean of its divisors is an integer number (90840570044).

Almost surely, 2^545043420236 is an apocalyptic number.

It is an amenable number.

545043420236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545043420236 is a wasteful number, since it uses less digits than its factorization.

545043420236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19465836448 (or 19465836446 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

The spelling of 545043420236 in words is "five hundred forty-five billion, forty-three million, four hundred twenty thousand, two hundred thirty-six".