544384554077 has 32 divisors (see below), whose sum is σ = 691768197120. Its totient is φ = 416741319360.

The previous prime is 544384554053. The next prime is 544384554137. The reversal of 544384554077 is 770455483445.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 544384554077 - 2¹² = 544384549981 is a prime.

It is a super-2 number, since 2×544384554077² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544384554577) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15845324 + ... + 15879642.

It is an arithmetic number, because the mean of its divisors is an integer number (21617756160).

Almost surely, 2^544384554077 is an apocalyptic number.

It is an amenable number.

544384554077 is a deficient number, since it is larger than the sum of its proper divisors (147383643043).

544384554077 is a wasteful number, since it uses less digits than its factorization.

544384554077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39993.

The product of its (nonzero) digits is 37632000, while the sum is 56.

The spelling of 544384554077 in words is "five hundred forty-four billion, three hundred eighty-four million, five hundred fifty-four thousand, seventy-seven".