544145321602 has 8 divisors (see below), whose sum is σ = 816727804812. Its totient is φ = 271902720000.

The previous prime is 544145321597. The next prime is 544145321623. The reversal of 544145321602 is 206123541445.

It can be written as a sum of positive squares in 2 ways, for example, as 528702040161 + 15443281441 = 727119^2 + 124271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84966399 + ... + 84972802.

Almost surely, 2^544145321602 is an apocalyptic number.

544145321602 is a deficient number, since it is larger than the sum of its proper divisors (272582483210).

544145321602 is a wasteful number, since it uses less digits than its factorization.

544145321602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169940804.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 544145321602 in words is "five hundred forty-four billion, one hundred forty-five million, three hundred twenty-one thousand, six hundred two".