545257965312 has 144 divisors (see below), whose sum is σ = 1697288544000. Its totient is φ = 172186684416.

The previous prime is 545257965211. The next prime is 545257965323. The reversal of 545257965312 is 213569752545.

545257965312 is a `hidden beast` number, since 5 + 4 + 5 + 2 + 579 + 6 + 53 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 1944612 + ... + 2207267.

It is an arithmetic number, because the mean of its divisors is an integer number (11786726000).

Almost surely, 2^545257965312 is an apocalyptic number.

It is an amenable number.

545257965312 is an abundant number, since it is smaller than the sum of its proper divisors (1152030578688).

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

545257965312 is a wasteful number, since it uses less digits than its factorization.

545257965312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4151923 (or 4151903 counting only the distinct ones).

The product of its digits is 11340000, while the sum is 54.

The spelling of 545257965312 in words is "five hundred forty-five billion, two hundred fifty-seven million, nine hundred sixty-five thousand, three hundred twelve".