544042323135 has 24 divisors (see below), whose sum is σ = 943166259360. Its totient is φ = 290106808512.

The previous prime is 544042323113. The next prime is 544042323137. The reversal of 544042323135 is 531323240445.

544042323135 is a `hidden beast` number, since 5 + 4 + 404 + 232 + 3 + 13 + 5 = 666.

It is not a de Polignac number, because 544042323135 - 2¹⁵ = 544042290367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 544042323135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544042323137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 753180 + ... + 1286609.

It is an arithmetic number, because the mean of its divisors is an integer number (39298594140).

Almost surely, 2^544042323135 is an apocalyptic number.

544042323135 is a deficient number, since it is larger than the sum of its proper divisors (399123936225).

544042323135 is a wasteful number, since it uses less digits than its factorization.

544042323135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045727 (or 2045724 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The spelling of 544042323135 in words is "five hundred forty-four billion, forty-two million, three hundred twenty-three thousand, one hundred thirty-five".