544401021097 has 8 divisors (see below), whose sum is σ = 548810488800. Its totient is φ = 539997868704.

The previous prime is 544401021071. The next prime is 544401021119. The reversal of 544401021097 is 790120104445.

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

It is a cyclic number.

It is not a de Polignac number, because 544401021097 - 2²⁷ = 544266803369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544401021037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1405647 + ... + 1750612.

It is an arithmetic number, because the mean of its divisors is an integer number (68601311100).

Almost surely, 2^544401021097 is an apocalyptic number.

It is an amenable number.

544401021097 is a deficient number, since it is larger than the sum of its proper divisors (4409467703).

544401021097 is a wasteful number, since it uses less digits than its factorization.

544401021097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3157655.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 544401021097 in words is "five hundred forty-four billion, four hundred one million, twenty-one thousand, ninety-seven".