545021240636 has 48 divisors (see below), whose sum is σ = 992190759840. Its totient is φ = 261644328960.

The previous prime is 545021240627. The next prime is 545021240641. The reversal of 545021240636 is 636042120545.

It is a self number, because there is not a number n which added to its sum of digits gives 545021240636.

It is a congruent number.

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, 110392760 + ... + 110397696.

It is an arithmetic number, because the mean of its divisors is an integer number (20670640830).

Almost surely, 2^545021240636 is an apocalyptic number.

It is an amenable number.

545021240636 is a deficient number, since it is larger than the sum of its proper divisors (447169519204).

545021240636 is a wasteful number, since it uses less digits than its factorization.

545021240636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10094 (or 10092 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 545021240636 in words is "five hundred forty-five billion, twenty-one million, two hundred forty thousand, six hundred thirty-six".