545021422236 has 36 divisors (see below), whose sum is σ = 1377717914664. Its totient is φ = 181670527200.

The previous prime is 545021422223. The next prime is 545021422259. The reversal of 545021422236 is 632224120545.

545021422236 is a `hidden beast` number, since 5 + 4 + 502 + 142 + 2 + 2 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 545021422236.

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, 2680066 + ... + 2876246.

It is an arithmetic number, because the mean of its divisors is an integer number (38269942074).

Almost surely, 2^545021422236 is an apocalyptic number.

It is an amenable number.

545021422236 is an abundant number, since it is smaller than the sum of its proper divisors (832696492428).

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

545021422236 is a wasteful number, since it uses less digits than its factorization.

545021422236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273362 (or 273357 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 545021422236 in words is "five hundred forty-five billion, twenty-one million, four hundred twenty-two thousand, two hundred thirty-six".