544545156 has 24 divisors (see below), whose sum is σ = 1345347360. Its totient is φ = 170837632.

The previous prime is 544545121. The next prime is 544545167. The reversal of 544545156 is 651545445.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334466 + ... + 1334873.

It is an arithmetic number, because the mean of its divisors is an integer number (56056140).

Almost surely, 2^544545156 is an apocalyptic number.

It is an amenable number.

544545156 is an abundant number, since it is smaller than the sum of its proper divisors (800802204).

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

544545156 is a wasteful number, since it uses less digits than its factorization.

544545156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2669363 (or 2669361 counting only the distinct ones).

The product of its digits is 240000, while the sum is 39.

The square root of 544545156 is about 23335.4913383027. The cubic root of 544545156 is about 816.6036179194.

The spelling of 544545156 in words is "five hundred forty-four million, five hundred forty-five thousand, one hundred fifty-six".